Home / 21,387,791.45-29,515,160.14-11,598,233.04

Finding the Fourth Proportional to 21,387,791.45, 29,515,160.14 and 11,598,233.04

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Solution

The fourth proportional to 21,387,791.45, 29,515,160.14 and 11,598,233.04 is: 16,005,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,791.45 : 29,515,160.14 = 11,598,233.04 : x
  2. Step 2: Convert to fraction form
    21,387,791.45/29,515,160.14 = 11,598,233.04/x
  3. Step 3: Cross multiply
    21,387,791.45x = 29,515,160.14 × 11,598,233.04
  4. Step 4: Simplify right side
    21,387,791.45x = 342,323,705,469,857.38
  5. Step 5: Solve for x
    x = 342,323,705,469,857.38/21,387,791.45
  6. Step 6: Final answer
    x = 16,005,565.90

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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.