Home / 8,512,707.60-12,769,061.40-8,008,822.80

Finding the Fourth Proportional to 8,512,707.60, 12,769,061.40 and 8,008,822.80

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Solution

The fourth proportional to 8,512,707.60, 12,769,061.40 and 8,008,822.80 is: 12,013,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,707.60 : 12,769,061.40 = 8,008,822.80 : x
  2. Step 2: Convert to fraction form
    8,512,707.60/12,769,061.40 = 8,008,822.80/x
  3. Step 3: Cross multiply
    8,512,707.60x = 12,769,061.40 × 8,008,822.80
  4. Step 4: Simplify right side
    8,512,707.60x = 102,265,150,074,919.92
  5. Step 5: Solve for x
    x = 102,265,150,074,919.92/8,512,707.60
  6. Step 6: Final answer
    x = 12,013,234.20

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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.