Home / 18,078,304.30-27,117,677.18-5,299,067.41

Finding the Fourth Proportional to 18,078,304.30, 27,117,677.18 and 5,299,067.41

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Solution

The fourth proportional to 18,078,304.30, 27,117,677.18 and 5,299,067.41 is: 7,948,665.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078,304.30 : 27,117,677.18 = 5,299,067.41 : x
  2. Step 2: Convert to fraction form
    18,078,304.30/27,117,677.18 = 5,299,067.41/x
  3. Step 3: Cross multiply
    18,078,304.30x = 27,117,677.18 × 5,299,067.41
  4. Step 4: Simplify right side
    18,078,304.30x = 143,698,399,379,438.72
  5. Step 5: Solve for x
    x = 143,698,399,379,438.72/18,078,304.30
  6. Step 6: Final answer
    x = 7,948,665.81

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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.