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Finding the Third Proportional to 3,790,770 and 8,948,721

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Solution

The third proportional to 3,790,770 and 8,948,721 is: 21,124,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790,770 : 8,948,721 = 8,948,721 : x
  2. Step 2: Convert to fraction form
    3,790,770/8,948,721 = 8,948,721/x
  3. Step 3: Cross multiply
    3,790,770x = 8,948,721 × 8,948,721
  4. Step 4: Simplify right side
    3,790,770x = 80,079,607,535,841
  5. Step 5: Solve for x
    x = 80,079,607,535,841/3,790,770
  6. Step 6: Final answer
    x = 21,124,892.18

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.