Finding the Fourth Proportional to 73,548,370.20, 110,123,489.70 and 57,623,122.20
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Solution
The fourth proportional to 73,548,370.20, 110,123,489.70 and 57,623,122.20 is: 86,278,720.89
Step by Step Solution
- Step 1: Write the proportion equation
73,548,370.20 : 110,123,489.70 = 57,623,122.20 : x - Step 2: Convert to fraction form
73,548,370.20/110,123,489.70 = 57,623,122.20/x - Step 3: Cross multiply
73,548,370.20x = 110,123,489.70 × 57,623,122.20 - Step 4: Simplify right side
73,548,370.20x = 6,345,659,304,073,542 - Step 5: Solve for x
x = 6,345,659,304,073,542/73,548,370.20 - Step 6: Final answer
x = 86,278,720.89
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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.