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Finding the Third Proportional to 3,235,781.25 and 7,021,593

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Solution

The third proportional to 3,235,781.25 and 7,021,593 is: 15,236,743.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235,781.25 : 7,021,593 = 7,021,593 : x
  2. Step 2: Convert to fraction form
    3,235,781.25/7,021,593 = 7,021,593/x
  3. Step 3: Cross multiply
    3,235,781.25x = 7,021,593 × 7,021,593
  4. Step 4: Simplify right side
    3,235,781.25x = 49,302,768,257,649
  5. Step 5: Solve for x
    x = 49,302,768,257,649/3,235,781.25
  6. Step 6: Final answer
    x = 15,236,743.29

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.