Finding the Fourth Proportional to 74,876,960, 112,301,235.84 and 36,499,877.12
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Solution
The fourth proportional to 74,876,960, 112,301,235.84 and 36,499,877.12 is: 54,742,891.65
Step by Step Solution
- Step 1: Write the proportion equation
74,876,960 : 112,301,235.84 = 36,499,877.12 : x - Step 2: Convert to fraction form
74,876,960/112,301,235.84 = 36,499,877.12/x - Step 3: Cross multiply
74,876,960x = 112,301,235.84 × 36,499,877.12 - Step 4: Simplify right side
74,876,960x = 4,098,981,308,584,140 - Step 5: Solve for x
x = 4,098,981,308,584,140/74,876,960 - Step 6: Final answer
x = 54,742,891.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.