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Finding the Third Proportional to 3,295,824 and 7,220,031

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Solution

The third proportional to 3,295,824 and 7,220,031 is: 15,816,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295,824 : 7,220,031 = 7,220,031 : x
  2. Step 2: Convert to fraction form
    3,295,824/7,220,031 = 7,220,031/x
  3. Step 3: Cross multiply
    3,295,824x = 7,220,031 × 7,220,031
  4. Step 4: Simplify right side
    3,295,824x = 52,128,847,640,961
  5. Step 5: Solve for x
    x = 52,128,847,640,961/3,295,824
  6. Step 6: Final answer
    x = 15,816,635.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.