Home / 8,940,549.60-12,338,221.68-6,331,721.04

Finding the Fourth Proportional to 8,940,549.60, 12,338,221.68 and 6,331,721.04

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Solution

The fourth proportional to 8,940,549.60, 12,338,221.68 and 6,331,721.04 is: 8,737,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940,549.60 : 12,338,221.68 = 6,331,721.04 : x
  2. Step 2: Convert to fraction form
    8,940,549.60/12,338,221.68 = 6,331,721.04/x
  3. Step 3: Cross multiply
    8,940,549.60x = 12,338,221.68 × 6,331,721.04
  4. Step 4: Simplify right side
    8,940,549.60x = 78,122,177,807,440.14
  5. Step 5: Solve for x
    x = 78,122,177,807,440.14/8,940,549.60
  6. Step 6: Final answer
    x = 8,737,961.46

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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.