Home / 8,171,344.80-12,264,015.60-3,629,383.20

Finding the Fourth Proportional to 8,171,344.80, 12,264,015.60 and 3,629,383.20

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Solution

The fourth proportional to 8,171,344.80, 12,264,015.60 and 3,629,383.20 is: 5,447,183.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,344.80 : 12,264,015.60 = 3,629,383.20 : x
  2. Step 2: Convert to fraction form
    8,171,344.80/12,264,015.60 = 3,629,383.20/x
  3. Step 3: Cross multiply
    8,171,344.80x = 12,264,015.60 × 3,629,383.20
  4. Step 4: Simplify right side
    8,171,344.80x = 44,510,812,183,177.92
  5. Step 5: Solve for x
    x = 44,510,812,183,177.92/8,171,344.80
  6. Step 6: Final answer
    x = 5,447,183.21

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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.