Home / 22,471,753.17-31,002,195.45-13,050,940.38

Finding the Fourth Proportional to 22,471,753.17, 31,002,195.45 and 13,050,940.38

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Solution

The fourth proportional to 22,471,753.17, 31,002,195.45 and 13,050,940.38 is: 18,005,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,753.17 : 31,002,195.45 = 13,050,940.38 : x
  2. Step 2: Convert to fraction form
    22,471,753.17/31,002,195.45 = 13,050,940.38/x
  3. Step 3: Cross multiply
    22,471,753.17x = 31,002,195.45 × 13,050,940.38
  4. Step 4: Simplify right side
    22,471,753.17x = 404,607,804,467,057.31
  5. Step 5: Solve for x
    x = 404,607,804,467,057.31/22,471,753.17
  6. Step 6: Final answer
    x = 18,005,173.05

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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.