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Finding the Third Proportional to 3,356,479.27 and 7,247,782.55

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Solution

The third proportional to 3,356,479.27 and 7,247,782.55 is: 15,650,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356,479.27 : 7,247,782.55 = 7,247,782.55 : x
  2. Step 2: Convert to fraction form
    3,356,479.27/7,247,782.55 = 7,247,782.55/x
  3. Step 3: Cross multiply
    3,356,479.27x = 7,247,782.55 × 7,247,782.55
  4. Step 4: Simplify right side
    3,356,479.27x = 52,530,351,846,785.86
  5. Step 5: Solve for x
    x = 52,530,351,846,785.86/3,356,479.27
  6. Step 6: Final answer
    x = 15,650,432.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.