Home / 12,250,617.66-18,380,082.33-5,426,273.70

Finding the Fourth Proportional to 12,250,617.66, 18,380,082.33 and 5,426,273.70

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Solution

The fourth proportional to 12,250,617.66, 18,380,082.33 and 5,426,273.70 is: 8,141,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250,617.66 : 18,380,082.33 = 5,426,273.70 : x
  2. Step 2: Convert to fraction form
    12,250,617.66/18,380,082.33 = 5,426,273.70/x
  3. Step 3: Cross multiply
    12,250,617.66x = 18,380,082.33 × 5,426,273.70
  4. Step 4: Simplify right side
    12,250,617.66x = 99,735,357,351,113.72
  5. Step 5: Solve for x
    x = 99,735,357,351,113.72/12,250,617.66
  6. Step 6: Final answer
    x = 8,141,251.33

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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.