Home / 6,138,863.64-9,206,724.24-1,819,903.90

Finding the Fourth Proportional to 6,138,863.64, 9,206,724.24 and 1,819,903.90

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Solution

The fourth proportional to 6,138,863.64, 9,206,724.24 and 1,819,903.90 is: 2,729,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,863.64 : 9,206,724.24 = 1,819,903.90 : x
  2. Step 2: Convert to fraction form
    6,138,863.64/9,206,724.24 = 1,819,903.90/x
  3. Step 3: Cross multiply
    6,138,863.64x = 9,206,724.24 × 1,819,903.90
  4. Step 4: Simplify right side
    6,138,863.64x = 16,755,353,350,600.54
  5. Step 5: Solve for x
    x = 16,755,353,350,600.54/6,138,863.64
  6. Step 6: Final answer
    x = 2,729,390.05

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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.