Home / 8,188,513.38-12,266,320.55-4,077,449.14

Finding the Fourth Proportional to 8,188,513.38, 12,266,320.55 and 4,077,449.14

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Solution

The fourth proportional to 8,188,513.38, 12,266,320.55 and 4,077,449.14 is: 6,107,982.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188,513.38 : 12,266,320.55 = 4,077,449.14 : x
  2. Step 2: Convert to fraction form
    8,188,513.38/12,266,320.55 = 4,077,449.14/x
  3. Step 3: Cross multiply
    8,188,513.38x = 12,266,320.55 × 4,077,449.14
  4. Step 4: Simplify right side
    8,188,513.38x = 50,015,298,177,561.83
  5. Step 5: Solve for x
    x = 50,015,298,177,561.83/8,188,513.38
  6. Step 6: Final answer
    x = 6,107,982.71

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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.