Home / 87,276,753.28-130,915,786.17-38,741,558.95

Finding the Fourth Proportional to 87,276,753.28, 130,915,786.17 and 38,741,558.95

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Solution

The fourth proportional to 87,276,753.28, 130,915,786.17 and 38,741,558.95 is: 58,112,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,276,753.28 : 130,915,786.17 = 38,741,558.95 : x
  2. Step 2: Convert to fraction form
    87,276,753.28/130,915,786.17 = 38,741,558.95/x
  3. Step 3: Cross multiply
    87,276,753.28x = 130,915,786.17 × 38,741,558.95
  4. Step 4: Simplify right side
    87,276,753.28x = 5,071,881,647,699,575
  5. Step 5: Solve for x
    x = 5,071,881,647,699,575/87,276,753.28
  6. Step 6: Final answer
    x = 58,112,629.73

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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.