Home / 27,278,331.25-40,917,807.92-9,328,834.93

Finding the Fourth Proportional to 27,278,331.25, 40,917,807.92 and 9,328,834.93

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Solution

The fourth proportional to 27,278,331.25, 40,917,807.92 and 9,328,834.93 is: 13,993,358.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278,331.25 : 40,917,807.92 = 9,328,834.93 : x
  2. Step 2: Convert to fraction form
    27,278,331.25/40,917,807.92 = 9,328,834.93/x
  3. Step 3: Cross multiply
    27,278,331.25x = 40,917,807.92 × 9,328,834.93
  4. Step 4: Simplify right side
    27,278,331.25x = 381,715,475,783,126.62
  5. Step 5: Solve for x
    x = 381,715,475,783,126.62/27,278,331.25
  6. Step 6: Final answer
    x = 13,993,358.77

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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.