Finding the Fourth Proportional to 66,430,714.29, 91,674,442.80 and 37,062,051.41
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Solution
The fourth proportional to 66,430,714.29, 91,674,442.80 and 37,062,051.41 is: 51,145,662.78
Step by Step Solution
- Step 1: Write the proportion equation
66,430,714.29 : 91,674,442.80 = 37,062,051.41 : x - Step 2: Convert to fraction form
66,430,714.29/91,674,442.80 = 37,062,051.41/x - Step 3: Cross multiply
66,430,714.29x = 91,674,442.80 × 37,062,051.41 - Step 4: Simplify right side
66,430,714.29x = 3,397,642,911,393,022 - Step 5: Solve for x
x = 3,397,642,911,393,022/66,430,714.29 - Step 6: Final answer
x = 51,145,662.78
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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.