Home / 5,167,932.88-7,131,677.76-2,876,092.96

Finding the Fourth Proportional to 5,167,932.88, 7,131,677.76 and 2,876,092.96

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Solution

The fourth proportional to 5,167,932.88, 7,131,677.76 and 2,876,092.96 is: 3,968,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167,932.88 : 7,131,677.76 = 2,876,092.96 : x
  2. Step 2: Convert to fraction form
    5,167,932.88/7,131,677.76 = 2,876,092.96/x
  3. Step 3: Cross multiply
    5,167,932.88x = 7,131,677.76 × 2,876,092.96
  4. Step 4: Simplify right side
    5,167,932.88x = 20,511,368,198,524.57
  5. Step 5: Solve for x
    x = 20,511,368,198,524.57/5,167,932.88
  6. Step 6: Final answer
    x = 3,968,969.54

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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.