Home / 8,517,945.94-11,752,968.99-5,419,350.34

Finding the Fourth Proportional to 8,517,945.94, 11,752,968.99 and 5,419,350.34

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Solution

The fourth proportional to 8,517,945.94, 11,752,968.99 and 5,419,350.34 is: 7,477,560.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,945.94 : 11,752,968.99 = 5,419,350.34 : x
  2. Step 2: Convert to fraction form
    8,517,945.94/11,752,968.99 = 5,419,350.34/x
  3. Step 3: Cross multiply
    8,517,945.94x = 11,752,968.99 × 5,419,350.34
  4. Step 4: Simplify right side
    8,517,945.94x = 63,693,456,491,965.95
  5. Step 5: Solve for x
    x = 63,693,456,491,965.95/8,517,945.94
  6. Step 6: Final answer
    x = 7,477,560.55

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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.