Home / 11,205,179.76-16,812,658.49-3,923,865.57

Finding the Fourth Proportional to 11,205,179.76, 16,812,658.49 and 3,923,865.57

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Solution

The fourth proportional to 11,205,179.76, 16,812,658.49 and 3,923,865.57 is: 5,887,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,179.76 : 16,812,658.49 = 3,923,865.57 : x
  2. Step 2: Convert to fraction form
    11,205,179.76/16,812,658.49 = 3,923,865.57/x
  3. Step 3: Cross multiply
    11,205,179.76x = 16,812,658.49 × 3,923,865.57
  4. Step 4: Simplify right side
    11,205,179.76x = 65,970,611,769,459.86
  5. Step 5: Solve for x
    x = 65,970,611,769,459.86/11,205,179.76
  6. Step 6: Final answer
    x = 5,887,510.35

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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.