Home / 11,469,972.60-17,176,965.30-5,479,342.20

Finding the Fourth Proportional to 11,469,972.60, 17,176,965.30 and 5,479,342.20

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Solution

The fourth proportional to 11,469,972.60, 17,176,965.30 and 5,479,342.20 is: 8,205,640.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469,972.60 : 17,176,965.30 = 5,479,342.20 : x
  2. Step 2: Convert to fraction form
    11,469,972.60/17,176,965.30 = 5,479,342.20/x
  3. Step 3: Cross multiply
    11,469,972.60x = 17,176,965.30 × 5,479,342.20
  4. Step 4: Simplify right side
    11,469,972.60x = 94,118,470,836,225.67
  5. Step 5: Solve for x
    x = 94,118,470,836,225.67/11,469,972.60
  6. Step 6: Final answer
    x = 8,205,640.42

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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.