Home / 7,700,452.80-11,550,679.20-7,327,204.80

Finding the Fourth Proportional to 7,700,452.80, 11,550,679.20 and 7,327,204.80

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Solution

The fourth proportional to 7,700,452.80, 11,550,679.20 and 7,327,204.80 is: 10,990,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,452.80 : 11,550,679.20 = 7,327,204.80 : x
  2. Step 2: Convert to fraction form
    7,700,452.80/11,550,679.20 = 7,327,204.80/x
  3. Step 3: Cross multiply
    7,700,452.80x = 11,550,679.20 × 7,327,204.80
  4. Step 4: Simplify right side
    7,700,452.80x = 84,634,192,077,500.16
  5. Step 5: Solve for x
    x = 84,634,192,077,500.16/7,700,452.80
  6. Step 6: Final answer
    x = 10,990,807.20

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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.