Home / 8,412,356.26-12,613,480.26-3,288,683.71

Finding the Fourth Proportional to 8,412,356.26, 12,613,480.26 and 3,288,683.71

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Solution

The fourth proportional to 8,412,356.26, 12,613,480.26 and 3,288,683.71 is: 4,931,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412,356.26 : 12,613,480.26 = 3,288,683.71 : x
  2. Step 2: Convert to fraction form
    8,412,356.26/12,613,480.26 = 3,288,683.71/x
  3. Step 3: Cross multiply
    8,412,356.26x = 12,613,480.26 × 3,288,683.71
  4. Step 4: Simplify right side
    8,412,356.26x = 41,481,747,057,468.56
  5. Step 5: Solve for x
    x = 41,481,747,057,468.56/8,412,356.26
  6. Step 6: Final answer
    x = 4,931,049.73

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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.