Home / 18,024,139.53-24,864,974.86-15,961,257.45

Finding the Fourth Proportional to 18,024,139.53, 24,864,974.86 and 15,961,257.45

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Solution

The fourth proportional to 18,024,139.53, 24,864,974.86 and 15,961,257.45 is: 22,019,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024,139.53 : 24,864,974.86 = 15,961,257.45 : x
  2. Step 2: Convert to fraction form
    18,024,139.53/24,864,974.86 = 15,961,257.45/x
  3. Step 3: Cross multiply
    18,024,139.53x = 24,864,974.86 × 15,961,257.45
  4. Step 4: Simplify right side
    18,024,139.53x = 396,876,265,228,237.69
  5. Step 5: Solve for x
    x = 396,876,265,228,237.69/18,024,139.53
  6. Step 6: Final answer
    x = 22,019,151.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.