Home / 5,921,850.80-8,870,966.40-4,126,761.20

Finding the Fourth Proportional to 5,921,850.80, 8,870,966.40 and 4,126,761.20

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Solution

The fourth proportional to 5,921,850.80, 8,870,966.40 and 4,126,761.20 is: 6,181,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921,850.80 : 8,870,966.40 = 4,126,761.20 : x
  2. Step 2: Convert to fraction form
    5,921,850.80/8,870,966.40 = 4,126,761.20/x
  3. Step 3: Cross multiply
    5,921,850.80x = 8,870,966.40 × 4,126,761.20
  4. Step 4: Simplify right side
    5,921,850.80x = 36,608,359,946,023.68
  5. Step 5: Solve for x
    x = 36,608,359,946,023.68/5,921,850.80
  6. Step 6: Final answer
    x = 6,181,911.90

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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.