Home / 12,002,246.52-18,004,951.68-3,912,387.72

Finding the Fourth Proportional to 12,002,246.52, 18,004,951.68 and 3,912,387.72

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Solution

The fourth proportional to 12,002,246.52, 18,004,951.68 and 3,912,387.72 is: 5,869,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,002,246.52 : 18,004,951.68 = 3,912,387.72 : x
  2. Step 2: Convert to fraction form
    12,002,246.52/18,004,951.68 = 3,912,387.72/x
  3. Step 3: Cross multiply
    12,002,246.52x = 18,004,951.68 × 3,912,387.72
  4. Step 4: Simplify right side
    12,002,246.52x = 70,442,351,852,025.38
  5. Step 5: Solve for x
    x = 70,442,351,852,025.38/12,002,246.52
  6. Step 6: Final answer
    x = 5,869,097.23

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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.