Home / 6,591,177.60-9,875,707.20-3,218,121.60

Finding the Fourth Proportional to 6,591,177.60, 9,875,707.20 and 3,218,121.60

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Solution

The fourth proportional to 6,591,177.60, 9,875,707.20 and 3,218,121.60 is: 4,821,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591,177.60 : 9,875,707.20 = 3,218,121.60 : x
  2. Step 2: Convert to fraction form
    6,591,177.60/9,875,707.20 = 3,218,121.60/x
  3. Step 3: Cross multiply
    6,591,177.60x = 9,875,707.20 × 3,218,121.60
  4. Step 4: Simplify right side
    6,591,177.60x = 31,781,226,655,595.52
  5. Step 5: Solve for x
    x = 31,781,226,655,595.52/6,591,177.60
  6. Step 6: Final answer
    x = 4,821,782.78

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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.