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Finding the Third Proportional to 3,189,532.50 and 6,821,649

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Solution

The third proportional to 3,189,532.50 and 6,821,649 is: 14,589,879.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,532.50 : 6,821,649 = 6,821,649 : x
  2. Step 2: Convert to fraction form
    3,189,532.50/6,821,649 = 6,821,649/x
  3. Step 3: Cross multiply
    3,189,532.50x = 6,821,649 × 6,821,649
  4. Step 4: Simplify right side
    3,189,532.50x = 46,534,895,079,201
  5. Step 5: Solve for x
    x = 46,534,895,079,201/3,189,532.50
  6. Step 6: Final answer
    x = 14,589,879.58

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.