Home / 8,177,311.15-12,252,680.70-6,822,136.60

Finding the Fourth Proportional to 8,177,311.15, 12,252,680.70 and 6,822,136.60

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Solution

The fourth proportional to 8,177,311.15, 12,252,680.70 and 6,822,136.60 is: 10,222,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,311.15 : 12,252,680.70 = 6,822,136.60 : x
  2. Step 2: Convert to fraction form
    8,177,311.15/12,252,680.70 = 6,822,136.60/x
  3. Step 3: Cross multiply
    8,177,311.15x = 12,252,680.70 × 6,822,136.60
  4. Step 4: Simplify right side
    8,177,311.15x = 83,589,461,451,583.61
  5. Step 5: Solve for x
    x = 83,589,461,451,583.61/8,177,311.15
  6. Step 6: Final answer
    x = 10,222,120.68

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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.