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Finding the Third Proportional to 18,623,218 and 29,066,722

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Solution

The third proportional to 18,623,218 and 29,066,722 is: 45,366,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623,218 : 29,066,722 = 29,066,722 : x
  2. Step 2: Convert to fraction form
    18,623,218/29,066,722 = 29,066,722/x
  3. Step 3: Cross multiply
    18,623,218x = 29,066,722 × 29,066,722
  4. Step 4: Simplify right side
    18,623,218x = 844,874,327,825,284
  5. Step 5: Solve for x
    x = 844,874,327,825,284/18,623,218
  6. Step 6: Final answer
    x = 45,366,720.61

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.