Finding the Fourth Proportional to 29,236,191.96, 40,345,456.14 and 16,183,170.72
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Solution
The fourth proportional to 29,236,191.96, 40,345,456.14 and 16,183,170.72 is: 22,332,505.05
Step by Step Solution
- Step 1: Write the proportion equation
29,236,191.96 : 40,345,456.14 = 16,183,170.72 : x - Step 2: Convert to fraction form
29,236,191.96/40,345,456.14 = 16,183,170.72/x - Step 3: Cross multiply
29,236,191.96x = 40,345,456.14 × 16,183,170.72 - Step 4: Simplify right side
29,236,191.96x = 652,917,404,489,892.25 - Step 5: Solve for x
x = 652,917,404,489,892.25/29,236,191.96 - Step 6: Final answer
x = 22,332,505.05
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1.5x scale
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.