Home / 8,166,833.28-12,252,021.12-2,486,908.80

Finding the Fourth Proportional to 8,166,833.28, 12,252,021.12 and 2,486,908.80

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Solution

The fourth proportional to 8,166,833.28, 12,252,021.12 and 2,486,908.80 is: 3,730,902.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166,833.28 : 12,252,021.12 = 2,486,908.80 : x
  2. Step 2: Convert to fraction form
    8,166,833.28/12,252,021.12 = 2,486,908.80/x
  3. Step 3: Cross multiply
    8,166,833.28x = 12,252,021.12 × 2,486,908.80
  4. Step 4: Simplify right side
    8,166,833.28x = 30,469,659,141,113.85
  5. Step 5: Solve for x
    x = 30,469,659,141,113.85/8,166,833.28
  6. Step 6: Final answer
    x = 3,730,902.55

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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.