Home / 9,482,479.27-13,085,861.28-5,131,565.78

Finding the Fourth Proportional to 9,482,479.27, 13,085,861.28 and 5,131,565.78

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Solution

The fourth proportional to 9,482,479.27, 13,085,861.28 and 5,131,565.78 is: 7,081,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,479.27 : 13,085,861.28 = 5,131,565.78 : x
  2. Step 2: Convert to fraction form
    9,482,479.27/13,085,861.28 = 5,131,565.78/x
  3. Step 3: Cross multiply
    9,482,479.27x = 13,085,861.28 × 5,131,565.78
  4. Step 4: Simplify right side
    9,482,479.27x = 67,150,957,978,989.65
  5. Step 5: Solve for x
    x = 67,150,957,978,989.65/9,482,479.27
  6. Step 6: Final answer
    x = 7,081,582.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.