Finding the Fourth Proportional to 32,217,073.60, 44,468,930.18 and 21,055,245.70
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Solution
The fourth proportional to 32,217,073.60, 44,468,930.18 and 21,055,245.70 is: 29,062,361.86
Step by Step Solution
- Step 1: Write the proportion equation
32,217,073.60 : 44,468,930.18 = 21,055,245.70 : x - Step 2: Convert to fraction form
32,217,073.60/44,468,930.18 = 21,055,245.70/x - Step 3: Cross multiply
32,217,073.60x = 44,468,930.18 × 21,055,245.70 - Step 4: Simplify right side
32,217,073.60x = 936,304,250,956,045.12 - Step 5: Solve for x
x = 936,304,250,956,045.12/32,217,073.60 - Step 6: Final answer
x = 29,062,361.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.