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Finding the Third Proportional to 12,243,981 and 17,699,586

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Solution

The third proportional to 12,243,981 and 17,699,586 is: 25,586,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243,981 : 17,699,586 = 17,699,586 : x
  2. Step 2: Convert to fraction form
    12,243,981/17,699,586 = 17,699,586/x
  3. Step 3: Cross multiply
    12,243,981x = 17,699,586 × 17,699,586
  4. Step 4: Simplify right side
    12,243,981x = 313,275,344,571,396
  5. Step 5: Solve for x
    x = 313,275,344,571,396/12,243,981
  6. Step 6: Final answer
    x = 25,586,069.15

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.