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Finding the Third Proportional to 3,801,406 and 8,272,022

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Solution

The third proportional to 3,801,406 and 8,272,022 is: 18,000,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801,406 : 8,272,022 = 8,272,022 : x
  2. Step 2: Convert to fraction form
    3,801,406/8,272,022 = 8,272,022/x
  3. Step 3: Cross multiply
    3,801,406x = 8,272,022 × 8,272,022
  4. Step 4: Simplify right side
    3,801,406x = 68,426,347,968,484
  5. Step 5: Solve for x
    x = 68,426,347,968,484/3,801,406
  6. Step 6: Final answer
    x = 18,000,273.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.