Home / 8,092,630.20-12,138,945.30-2,108,998.20

Finding the Fourth Proportional to 8,092,630.20, 12,138,945.30 and 2,108,998.20

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Solution

The fourth proportional to 8,092,630.20, 12,138,945.30 and 2,108,998.20 is: 3,163,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092,630.20 : 12,138,945.30 = 2,108,998.20 : x
  2. Step 2: Convert to fraction form
    8,092,630.20/12,138,945.30 = 2,108,998.20/x
  3. Step 3: Cross multiply
    8,092,630.20x = 12,138,945.30 × 2,108,998.20
  4. Step 4: Simplify right side
    8,092,630.20x = 25,601,013,787,598.46
  5. Step 5: Solve for x
    x = 25,601,013,787,598.46/8,092,630.20
  6. Step 6: Final answer
    x = 3,163,497.30

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Double scale
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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.