Home / 87,912,339.20-131,880,635.17-51,041,593.35

Finding the Fourth Proportional to 87,912,339.20, 131,880,635.17 and 51,041,593.35

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Solution

The fourth proportional to 87,912,339.20, 131,880,635.17 and 51,041,593.35 is: 76,569,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,912,339.20 : 131,880,635.17 = 51,041,593.35 : x
  2. Step 2: Convert to fraction form
    87,912,339.20/131,880,635.17 = 51,041,593.35/x
  3. Step 3: Cross multiply
    87,912,339.20x = 131,880,635.17 × 51,041,593.35
  4. Step 4: Simplify right side
    87,912,339.20x = 6,731,397,751,616,947
  5. Step 5: Solve for x
    x = 6,731,397,751,616,947/87,912,339.20
  6. Step 6: Final answer
    x = 76,569,430.55

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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.