Finding the Fourth Proportional to 67,982,023.20, 101,973,034.80 and 58,734,949.80
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Solution
The fourth proportional to 67,982,023.20, 101,973,034.80 and 58,734,949.80 is: 88,102,424.70
Step by Step Solution
- Step 1: Write the proportion equation
67,982,023.20 : 101,973,034.80 = 58,734,949.80 : x - Step 2: Convert to fraction form
67,982,023.20/101,973,034.80 = 58,734,949.80/x - Step 3: Cross multiply
67,982,023.20x = 101,973,034.80 × 58,734,949.80 - Step 4: Simplify right side
67,982,023.20x = 5,989,381,079,931,653 - Step 5: Solve for x
x = 5,989,381,079,931,653/67,982,023.20 - Step 6: Final answer
x = 88,102,424.70
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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.