Home / 12,377,380.47-18,566,198.28-3,741,551.70

Finding the Fourth Proportional to 12,377,380.47, 18,566,198.28 and 3,741,551.70

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Solution

The fourth proportional to 12,377,380.47, 18,566,198.28 and 3,741,551.70 is: 5,612,366.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,380.47 : 18,566,198.28 = 3,741,551.70 : x
  2. Step 2: Convert to fraction form
    12,377,380.47/18,566,198.28 = 3,741,551.70/x
  3. Step 3: Cross multiply
    12,377,380.47x = 18,566,198.28 × 3,741,551.70
  4. Step 4: Simplify right side
    12,377,380.47x = 69,466,390,737,071.09
  5. Step 5: Solve for x
    x = 69,466,390,737,071.09/12,377,380.47
  6. Step 6: Final answer
    x = 5,612,366.11

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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.