Home / 22,138,053.53-30,551,273.48-12,844,921.91

Finding the Fourth Proportional to 22,138,053.53, 30,551,273.48 and 12,844,921.91

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Solution

The fourth proportional to 22,138,053.53, 30,551,273.48 and 12,844,921.91 is: 17,726,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138,053.53 : 30,551,273.48 = 12,844,921.91 : x
  2. Step 2: Convert to fraction form
    22,138,053.53/30,551,273.48 = 12,844,921.91/x
  3. Step 3: Cross multiply
    22,138,053.53x = 30,551,273.48 × 12,844,921.91
  4. Step 4: Simplify right side
    22,138,053.53x = 392,428,721,981,009.88
  5. Step 5: Solve for x
    x = 392,428,721,981,009.88/22,138,053.53
  6. Step 6: Final answer
    x = 17,726,432.97

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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.