Home / 12,659,197.48-17,479,704.90-11,691,940.84

Finding the Fourth Proportional to 12,659,197.48, 17,479,704.90 and 11,691,940.84

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Solution

The fourth proportional to 12,659,197.48, 17,479,704.90 and 11,691,940.84 is: 16,144,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,659,197.48 : 17,479,704.90 = 11,691,940.84 : x
  2. Step 2: Convert to fraction form
    12,659,197.48/17,479,704.90 = 11,691,940.84/x
  3. Step 3: Cross multiply
    12,659,197.48x = 17,479,704.90 × 11,691,940.84
  4. Step 4: Simplify right side
    12,659,197.48x = 204,371,675,591,458.09
  5. Step 5: Solve for x
    x = 204,371,675,591,458.09/12,659,197.48
  6. Step 6: Final answer
    x = 16,144,125.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.