Home / 3,913,049.25-5,145,639.75

Finding the Third Proportional to 3,913,049.25 and 5,145,639.75

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Solution

The third proportional to 3,913,049.25 and 5,145,639.75 is: 6,766,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913,049.25 : 5,145,639.75 = 5,145,639.75 : x
  2. Step 2: Convert to fraction form
    3,913,049.25/5,145,639.75 = 5,145,639.75/x
  3. Step 3: Cross multiply
    3,913,049.25x = 5,145,639.75 × 5,145,639.75
  4. Step 4: Simplify right side
    3,913,049.25x = 26,477,608,436,780.06
  5. Step 5: Solve for x
    x = 26,477,608,436,780.06/3,913,049.25
  6. Step 6: Final answer
    x = 6,766,489.95

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.