Finding the Fourth Proportional to 79,981,535.70, 119,976,787.53 and 22,469,322.87
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Solution
The fourth proportional to 79,981,535.70, 119,976,787.53 and 22,469,322.87 is: 33,705,244.00
Step by Step Solution
- Step 1: Write the proportion equation
79,981,535.70 : 119,976,787.53 = 22,469,322.87 : x - Step 2: Convert to fraction form
79,981,535.70/119,976,787.53 = 22,469,322.87/x - Step 3: Cross multiply
79,981,535.70x = 119,976,787.53 × 22,469,322.87 - Step 4: Simplify right side
79,981,535.70x = 2,695,797,175,916,960 - Step 5: Solve for x
x = 2,695,797,175,916,960/79,981,535.70 - Step 6: Final answer
x = 33,705,244.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.