Home / 6,591,179.60-9,875,710.20-3,218,123.60

Finding the Fourth Proportional to 6,591,179.60, 9,875,710.20 and 3,218,123.60

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Solution

The fourth proportional to 6,591,179.60, 9,875,710.20 and 3,218,123.60 is: 4,821,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591,179.60 : 9,875,710.20 = 3,218,123.60 : x
  2. Step 2: Convert to fraction form
    6,591,179.60/9,875,710.20 = 3,218,123.60/x
  3. Step 3: Cross multiply
    6,591,179.60x = 9,875,710.20 × 3,218,123.60
  4. Step 4: Simplify right side
    6,591,179.60x = 31,781,256,061,380.72
  5. Step 5: Solve for x
    x = 31,781,256,061,380.72/6,591,179.60
  6. Step 6: Final answer
    x = 4,821,785.78

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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.