Home / 18,476,375.32-27,712,781.79-5,693,447.80

Finding the Fourth Proportional to 18,476,375.32, 27,712,781.79 and 5,693,447.80

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Solution

The fourth proportional to 18,476,375.32, 27,712,781.79 and 5,693,447.80 is: 8,539,622.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476,375.32 : 27,712,781.79 = 5,693,447.80 : x
  2. Step 2: Convert to fraction form
    18,476,375.32/27,712,781.79 = 5,693,447.80/x
  3. Step 3: Cross multiply
    18,476,375.32x = 27,712,781.79 × 5,693,447.80
  4. Step 4: Simplify right side
    18,476,375.32x = 157,781,276,514,155.56
  5. Step 5: Solve for x
    x = 157,781,276,514,155.56/18,476,375.32
  6. Step 6: Final answer
    x = 8,539,622.83

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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.