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Finding the Third Proportional to 8,669,721 and 19,055,562

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Solution

The third proportional to 8,669,721 and 19,055,562 is: 41,883,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669,721 : 19,055,562 = 19,055,562 : x
  2. Step 2: Convert to fraction form
    8,669,721/19,055,562 = 19,055,562/x
  3. Step 3: Cross multiply
    8,669,721x = 19,055,562 × 19,055,562
  4. Step 4: Simplify right side
    8,669,721x = 363,114,443,135,844
  5. Step 5: Solve for x
    x = 363,114,443,135,844/8,669,721
  6. Step 6: Final answer
    x = 41,883,059.81

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.