Home / 8,125,728.62-11,213,503.89-4,454,671.19

Finding the Fourth Proportional to 8,125,728.62, 11,213,503.89 and 4,454,671.19

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Solution

The fourth proportional to 8,125,728.62, 11,213,503.89 and 4,454,671.19 is: 6,147,445.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,728.62 : 11,213,503.89 = 4,454,671.19 : x
  2. Step 2: Convert to fraction form
    8,125,728.62/11,213,503.89 = 4,454,671.19/x
  3. Step 3: Cross multiply
    8,125,728.62x = 11,213,503.89 × 4,454,671.19
  4. Step 4: Simplify right side
    8,125,728.62x = 49,952,472,661,668.41
  5. Step 5: Solve for x
    x = 49,952,472,661,668.41/8,125,728.62
  6. Step 6: Final answer
    x = 6,147,445.36

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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.