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Finding the Third Proportional to 17,631,620 and 27,245,343

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Solution

The third proportional to 17,631,620 and 27,245,343 is: 42,100,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631,620 : 27,245,343 = 27,245,343 : x
  2. Step 2: Convert to fraction form
    17,631,620/27,245,343 = 27,245,343/x
  3. Step 3: Cross multiply
    17,631,620x = 27,245,343 × 27,245,343
  4. Step 4: Simplify right side
    17,631,620x = 742,308,715,187,649
  5. Step 5: Solve for x
    x = 742,308,715,187,649/17,631,620
  6. Step 6: Final answer
    x = 42,100,993.28

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.