4224 megajoules equals 3,115,457,804.13 foot pounds.
Convert 4224 megajoules into joules, kilojoules, calories, newton meters, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...
Convert 3115457805 foot pounds into joules, kilojoules, calories, newton meters, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...