Home / 6,238,167.40-9,357,251.10-5,505,959.80

Finding the Fourth Proportional to 6,238,167.40, 9,357,251.10 and 5,505,959.80

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Solution

The fourth proportional to 6,238,167.40, 9,357,251.10 and 5,505,959.80 is: 8,258,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,167.40 : 9,357,251.10 = 5,505,959.80 : x
  2. Step 2: Convert to fraction form
    6,238,167.40/9,357,251.10 = 5,505,959.80/x
  3. Step 3: Cross multiply
    6,238,167.40x = 9,357,251.10 × 5,505,959.80
  4. Step 4: Simplify right side
    6,238,167.40x = 51,520,648,395,105.77
  5. Step 5: Solve for x
    x = 51,520,648,395,105.77/6,238,167.40
  6. Step 6: Final answer
    x = 8,258,939.70

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Similar ratio
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1.5x scale

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.