Home / 8,202,753.60-12,306,280.80-3,154,228.80

Finding the Fourth Proportional to 8,202,753.60, 12,306,280.80 and 3,154,228.80

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Solution

The fourth proportional to 8,202,753.60, 12,306,280.80 and 3,154,228.80 is: 4,732,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,753.60 : 12,306,280.80 = 3,154,228.80 : x
  2. Step 2: Convert to fraction form
    8,202,753.60/12,306,280.80 = 3,154,228.80/x
  3. Step 3: Cross multiply
    8,202,753.60x = 12,306,280.80 × 3,154,228.80
  4. Step 4: Simplify right side
    8,202,753.60x = 38,816,825,320,247.04
  5. Step 5: Solve for x
    x = 38,816,825,320,247.04/8,202,753.60
  6. Step 6: Final answer
    x = 4,732,170.10

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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.