Home / 48,543,358.60-72,815,037.90-43,672,472.20

Finding the Fourth Proportional to 48,543,358.60, 72,815,037.90 and 43,672,472.20

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Solution

The fourth proportional to 48,543,358.60, 72,815,037.90 and 43,672,472.20 is: 65,508,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,543,358.60 : 72,815,037.90 = 43,672,472.20 : x
  2. Step 2: Convert to fraction form
    48,543,358.60/72,815,037.90 = 43,672,472.20/x
  3. Step 3: Cross multiply
    48,543,358.60x = 72,815,037.90 × 43,672,472.20
  4. Step 4: Simplify right side
    48,543,358.60x = 3,180,012,718,429,697
  5. Step 5: Solve for x
    x = 3,180,012,718,429,697/48,543,358.60
  6. Step 6: Final answer
    x = 65,508,708.30

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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.