Home / 8,271,452.30-12,407,178.45-6,145,688.30

Finding the Fourth Proportional to 8,271,452.30, 12,407,178.45 and 6,145,688.30

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Solution

The fourth proportional to 8,271,452.30, 12,407,178.45 and 6,145,688.30 is: 9,218,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,452.30 : 12,407,178.45 = 6,145,688.30 : x
  2. Step 2: Convert to fraction form
    8,271,452.30/12,407,178.45 = 6,145,688.30/x
  3. Step 3: Cross multiply
    8,271,452.30x = 12,407,178.45 × 6,145,688.30
  4. Step 4: Simplify right side
    8,271,452.30x = 76,250,651,436,177.12
  5. Step 5: Solve for x
    x = 76,250,651,436,177.12/8,271,452.30
  6. Step 6: Final answer
    x = 9,218,532.45

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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.