EXHIBIT 12

EXXON MOBIL CORPORATION

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

	Years Ended December 31,
	2003			2002			2001			2000			1999
	(millions of dollars)
Income from continuing operations	$	20,960		$	11,011		$	15,003		$	15,806		$	7,845
Excess/(shortfall) of dividends over earnings of affiliates owned less than 50 percent accounted for by the equity method		(205	)		(140	)		(108	)		(354	)		300
Provision for income taxes(1)		11,734			7,073			9,599			11,614			3,617
Capitalized interest		(180	)		(143	)		(255	)		(409	)		(423	)
Minority interests in earnings of consolidated subsidiaries		692			206			556			346			139
		33,001			18,007			24,795			27,003			11,478
Fixed Charges:(1)
Interest expense—borrowings		182			368			328			637			826
Capitalized interest		497			442			529			653			606
Rental expense representative of interest factor		424			587			621			551			617
Dividends on preferred stock		3			5			8			12			8
		1,106			1,402			1,486			1,853			2,057
Total adjusted earnings available for payment of fixed charges	$	34,107		$	19,409		$	26,281		$	28,856		$	13,535
Number of times fixed charges are earned		30.8			13.8			17.7			15.6			6.6

Note:

(1) The provision for income taxes and the fixed charges include Exxon Mobil Corporation’s share of 50 percent-owned companies and majority-owned subsidiaries that are not consolidated.