Home / 18,128,833.98-27,194,001.39-5,349,338.52

Finding the Fourth Proportional to 18,128,833.98, 27,194,001.39 and 5,349,338.52

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Solution

The fourth proportional to 18,128,833.98, 27,194,001.39 and 5,349,338.52 is: 8,024,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,128,833.98 : 27,194,001.39 = 5,349,338.52 : x
  2. Step 2: Convert to fraction form
    18,128,833.98/27,194,001.39 = 5,349,338.52/x
  3. Step 3: Cross multiply
    18,128,833.98x = 27,194,001.39 × 5,349,338.52
  4. Step 4: Simplify right side
    18,128,833.98x = 145,469,919,148,460.53
  5. Step 5: Solve for x
    x = 145,469,919,148,460.53/18,128,833.98
  6. Step 6: Final answer
    x = 8,024,229.21

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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.