Home / 8,320,737.20-12,481,105.80-3,272,212.40

Finding the Fourth Proportional to 8,320,737.20, 12,481,105.80 and 3,272,212.40

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Solution

The fourth proportional to 8,320,737.20, 12,481,105.80 and 3,272,212.40 is: 4,908,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,737.20 : 12,481,105.80 = 3,272,212.40 : x
  2. Step 2: Convert to fraction form
    8,320,737.20/12,481,105.80 = 3,272,212.40/x
  3. Step 3: Cross multiply
    8,320,737.20x = 12,481,105.80 × 3,272,212.40
  4. Step 4: Simplify right side
    8,320,737.20x = 40,840,829,164,471.92
  5. Step 5: Solve for x
    x = 40,840,829,164,471.92/8,320,737.20
  6. Step 6: Final answer
    x = 4,908,318.60

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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.