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Finding the Third Proportional to 5,589,499.50 and 8,412,234.75

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Solution

The third proportional to 5,589,499.50 and 8,412,234.75 is: 12,660,470.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589,499.50 : 8,412,234.75 = 8,412,234.75 : x
  2. Step 2: Convert to fraction form
    5,589,499.50/8,412,234.75 = 8,412,234.75/x
  3. Step 3: Cross multiply
    5,589,499.50x = 8,412,234.75 × 8,412,234.75
  4. Step 4: Simplify right side
    5,589,499.50x = 70,765,693,489,107.56
  5. Step 5: Solve for x
    x = 70,765,693,489,107.56/5,589,499.50
  6. Step 6: Final answer
    x = 12,660,470.49

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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.