Home / 18,156,334.44-27,238,486.86-5,377,839.24

Finding the Fourth Proportional to 18,156,334.44, 27,238,486.86 and 5,377,839.24

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Solution

The fourth proportional to 18,156,334.44, 27,238,486.86 and 5,377,839.24 is: 8,067,939.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156,334.44 : 27,238,486.86 = 5,377,839.24 : x
  2. Step 2: Convert to fraction form
    18,156,334.44/27,238,486.86 = 5,377,839.24/x
  3. Step 3: Cross multiply
    18,156,334.44x = 27,238,486.86 × 5,377,839.24
  4. Step 4: Simplify right side
    18,156,334.44x = 146,484,203,473,932.38
  5. Step 5: Solve for x
    x = 146,484,203,473,932.38/18,156,334.44
  6. Step 6: Final answer
    x = 8,067,939.26

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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.