Home / 6,383,898.72-9,553,380.30-3,988,871.28

Finding the Fourth Proportional to 6,383,898.72, 9,553,380.30 and 3,988,871.28

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Solution

The fourth proportional to 6,383,898.72, 9,553,380.30 and 3,988,871.28 is: 5,969,268.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383,898.72 : 9,553,380.30 = 3,988,871.28 : x
  2. Step 2: Convert to fraction form
    6,383,898.72/9,553,380.30 = 3,988,871.28/x
  3. Step 3: Cross multiply
    6,383,898.72x = 9,553,380.30 × 3,988,871.28
  4. Step 4: Simplify right side
    6,383,898.72x = 38,107,204,305,587.78
  5. Step 5: Solve for x
    x = 38,107,204,305,587.78/6,383,898.72
  6. Step 6: Final answer
    x = 5,969,268.31

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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.