Finding the Fourth Proportional to 68,976,011.97, 95,189,194.43 and 37,615,772.01
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Solution
The fourth proportional to 68,976,011.97, 95,189,194.43 and 37,615,772.01 is: 51,911,018.53
Step by Step Solution
- Step 1: Write the proportion equation
68,976,011.97 : 95,189,194.43 = 37,615,772.01 : x - Step 2: Convert to fraction form
68,976,011.97/95,189,194.43 = 37,615,772.01/x - Step 3: Cross multiply
68,976,011.97x = 95,189,194.43 × 37,615,772.01 - Step 4: Simplify right side
68,976,011.97x = 3,580,615,035,494,442 - Step 5: Solve for x
x = 3,580,615,035,494,442/68,976,011.97 - Step 6: Final answer
x = 51,911,018.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.