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Finding the Third Proportional to 5,010,621 and 10,729,809

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Solution

The third proportional to 5,010,621 and 10,729,809 is: 22,976,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010,621 : 10,729,809 = 10,729,809 : x
  2. Step 2: Convert to fraction form
    5,010,621/10,729,809 = 10,729,809/x
  3. Step 3: Cross multiply
    5,010,621x = 10,729,809 × 10,729,809
  4. Step 4: Simplify right side
    5,010,621x = 115,128,801,176,481
  5. Step 5: Solve for x
    x = 115,128,801,176,481/5,010,621
  6. Step 6: Final answer
    x = 22,976,952.59

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.