Home / 8,271,462.20-12,407,193.30-4,226,605.70

Finding the Fourth Proportional to 8,271,462.20, 12,407,193.30 and 4,226,605.70

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Solution

The fourth proportional to 8,271,462.20, 12,407,193.30 and 4,226,605.70 is: 6,339,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,462.20 : 12,407,193.30 = 4,226,605.70 : x
  2. Step 2: Convert to fraction form
    8,271,462.20/12,407,193.30 = 4,226,605.70/x
  3. Step 3: Cross multiply
    8,271,462.20x = 12,407,193.30 × 4,226,605.70
  4. Step 4: Simplify right side
    8,271,462.20x = 52,440,313,922,781.81
  5. Step 5: Solve for x
    x = 52,440,313,922,781.81/8,271,462.20
  6. Step 6: Final answer
    x = 6,339,908.55

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Double scale
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Similar ratio
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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.