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Finding the Third Proportional to 3,755,553 and 8,109,777

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Solution

The third proportional to 3,755,553 and 8,109,777 is: 17,512,329.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755,553 : 8,109,777 = 8,109,777 : x
  2. Step 2: Convert to fraction form
    3,755,553/8,109,777 = 8,109,777/x
  3. Step 3: Cross multiply
    3,755,553x = 8,109,777 × 8,109,777
  4. Step 4: Simplify right side
    3,755,553x = 65,768,482,989,729
  5. Step 5: Solve for x
    x = 65,768,482,989,729/3,755,553
  6. Step 6: Final answer
    x = 17,512,329.87

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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.