Home / 18,538,215.54-27,814,997.25-10,008,520.26

Finding the Fourth Proportional to 18,538,215.54, 27,814,997.25 and 10,008,520.26

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Solution

The fourth proportional to 18,538,215.54, 27,814,997.25 and 10,008,520.26 is: 15,016,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,215.54 : 27,814,997.25 = 10,008,520.26 : x
  2. Step 2: Convert to fraction form
    18,538,215.54/27,814,997.25 = 10,008,520.26/x
  3. Step 3: Cross multiply
    18,538,215.54x = 27,814,997.25 × 10,008,520.26
  4. Step 4: Simplify right side
    18,538,215.54x = 278,386,963,508,469.28
  5. Step 5: Solve for x
    x = 278,386,963,508,469.28/18,538,215.54
  6. Step 6: Final answer
    x = 15,016,923.44

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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.