Home / 87,406,240.20-131,126,856.30-25,995,280.20

Finding the Fourth Proportional to 87,406,240.20, 131,126,856.30 and 25,995,280.20

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Solution

The fourth proportional to 87,406,240.20, 131,126,856.30 and 25,995,280.20 is: 38,998,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,406,240.20 : 131,126,856.30 = 25,995,280.20 : x
  2. Step 2: Convert to fraction form
    87,406,240.20/131,126,856.30 = 25,995,280.20/x
  3. Step 3: Cross multiply
    87,406,240.20x = 131,126,856.30 × 25,995,280.20
  4. Step 4: Simplify right side
    87,406,240.20x = 3,408,679,371,263,635
  5. Step 5: Solve for x
    x = 3,408,679,371,263,635/87,406,240.20
  6. Step 6: Final answer
    x = 38,998,123.74

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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.