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Finding the Third Proportional to 17,220,912 and 37,181,299

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Solution

The third proportional to 17,220,912 and 37,181,299 is: 80,277,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220,912 : 37,181,299 = 37,181,299 : x
  2. Step 2: Convert to fraction form
    17,220,912/37,181,299 = 37,181,299/x
  3. Step 3: Cross multiply
    17,220,912x = 37,181,299 × 37,181,299
  4. Step 4: Simplify right side
    17,220,912x = 1,382,448,995,327,401
  5. Step 5: Solve for x
    x = 1,382,448,995,327,401/17,220,912
  6. Step 6: Final answer
    x = 80,277,339.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.