Home / 8,161,252.10-12,231,380.55-4,962,983.30

Finding the Fourth Proportional to 8,161,252.10, 12,231,380.55 and 4,962,983.30

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Solution

The fourth proportional to 8,161,252.10, 12,231,380.55 and 4,962,983.30 is: 7,438,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,252.10 : 12,231,380.55 = 4,962,983.30 : x
  2. Step 2: Convert to fraction form
    8,161,252.10/12,231,380.55 = 4,962,983.30/x
  3. Step 3: Cross multiply
    8,161,252.10x = 12,231,380.55 × 4,962,983.30
  4. Step 4: Simplify right side
    8,161,252.10x = 60,704,137,405,594.82
  5. Step 5: Solve for x
    x = 60,704,137,405,594.82/8,161,252.10
  6. Step 6: Final answer
    x = 7,438,091.20

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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.