Home / 13,608,082.80-20,396,377.80-5,517,057.60

Finding the Fourth Proportional to 13,608,082.80, 20,396,377.80 and 5,517,057.60

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Solution

The fourth proportional to 13,608,082.80, 20,396,377.80 and 5,517,057.60 is: 8,269,202.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,082.80 : 20,396,377.80 = 5,517,057.60 : x
  2. Step 2: Convert to fraction form
    13,608,082.80/20,396,377.80 = 5,517,057.60/x
  3. Step 3: Cross multiply
    13,608,082.80x = 20,396,377.80 × 5,517,057.60
  4. Step 4: Simplify right side
    13,608,082.80x = 112,527,991,153,961.28
  5. Step 5: Solve for x
    x = 112,527,991,153,961.28/13,608,082.80
  6. Step 6: Final answer
    x = 8,269,202.42

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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.