Home / 7,420,454.25-11,189,076.75

Finding the Third Proportional to 7,420,454.25 and 11,189,076.75

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Solution

The third proportional to 7,420,454.25 and 11,189,076.75 is: 16,871,667.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420,454.25 : 11,189,076.75 = 11,189,076.75 : x
  2. Step 2: Convert to fraction form
    7,420,454.25/11,189,076.75 = 11,189,076.75/x
  3. Step 3: Cross multiply
    7,420,454.25x = 11,189,076.75 × 11,189,076.75
  4. Step 4: Simplify right side
    7,420,454.25x = 125,195,438,517,390.56
  5. Step 5: Solve for x
    x = 125,195,438,517,390.56/7,420,454.25
  6. Step 6: Final answer
    x = 16,871,667.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.