Home / 8,508,002.10-12,762,003.15-8,177,327.70

Finding the Fourth Proportional to 8,508,002.10, 12,762,003.15 and 8,177,327.70

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Solution

The fourth proportional to 8,508,002.10, 12,762,003.15 and 8,177,327.70 is: 12,265,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,002.10 : 12,762,003.15 = 8,177,327.70 : x
  2. Step 2: Convert to fraction form
    8,508,002.10/12,762,003.15 = 8,177,327.70/x
  3. Step 3: Cross multiply
    8,508,002.10x = 12,762,003.15 × 8,177,327.70
  4. Step 4: Simplify right side
    8,508,002.10x = 104,359,081,865,982.27
  5. Step 5: Solve for x
    x = 104,359,081,865,982.27/8,508,002.10
  6. Step 6: Final answer
    x = 12,265,991.55

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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.