Home / 6,381,789.38-9,572,767.37-2,121,957.62

Finding the Fourth Proportional to 6,381,789.38, 9,572,767.37 and 2,121,957.62

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Solution

The fourth proportional to 6,381,789.38, 9,572,767.37 and 2,121,957.62 is: 3,182,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,789.38 : 9,572,767.37 = 2,121,957.62 : x
  2. Step 2: Convert to fraction form
    6,381,789.38/9,572,767.37 = 2,121,957.62/x
  3. Step 3: Cross multiply
    6,381,789.38x = 9,572,767.37 × 2,121,957.62
  4. Step 4: Simplify right side
    6,381,789.38x = 20,313,006,622,699.92
  5. Step 5: Solve for x
    x = 20,313,006,622,699.92/6,381,789.38
  6. Step 6: Final answer
    x = 3,182,964.12

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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.