Home / 5,168,091.50-7,131,966.27-2,876,793.47

Finding the Fourth Proportional to 5,168,091.50, 7,131,966.27 and 2,876,793.47

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Solution

The fourth proportional to 5,168,091.50, 7,131,966.27 and 2,876,793.47 is: 3,969,974.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,091.50 : 7,131,966.27 = 2,876,793.47 : x
  2. Step 2: Convert to fraction form
    5,168,091.50/7,131,966.27 = 2,876,793.47/x
  3. Step 3: Cross multiply
    5,168,091.50x = 7,131,966.27 × 2,876,793.47
  4. Step 4: Simplify right side
    5,168,091.50x = 20,517,193,993,796.26
  5. Step 5: Solve for x
    x = 20,517,193,993,796.26/5,168,091.50
  6. Step 6: Final answer
    x = 3,969,974.99

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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.