Home / 18,700,091.15-28,067,379.59-9,484,531.43

Finding the Fourth Proportional to 18,700,091.15, 28,067,379.59 and 9,484,531.43

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Solution

The fourth proportional to 18,700,091.15, 28,067,379.59 and 9,484,531.43 is: 14,235,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700,091.15 : 28,067,379.59 = 9,484,531.43 : x
  2. Step 2: Convert to fraction form
    18,700,091.15/28,067,379.59 = 9,484,531.43/x
  3. Step 3: Cross multiply
    18,700,091.15x = 28,067,379.59 × 9,484,531.43
  4. Step 4: Simplify right side
    18,700,091.15x = 266,205,943,762,469.97
  5. Step 5: Solve for x
    x = 266,205,943,762,469.97/18,700,091.15
  6. Step 6: Final answer
    x = 14,235,542.58

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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.