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Finding the Third Proportional to 10,692,389 and 15,448,663

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Solution

The third proportional to 10,692,389 and 15,448,663 is: 22,320,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,389 : 15,448,663 = 15,448,663 : x
  2. Step 2: Convert to fraction form
    10,692,389/15,448,663 = 15,448,663/x
  3. Step 3: Cross multiply
    10,692,389x = 15,448,663 × 15,448,663
  4. Step 4: Simplify right side
    10,692,389x = 238,661,188,487,569
  5. Step 5: Solve for x
    x = 238,661,188,487,569/10,692,389
  6. Step 6: Final answer
    x = 22,320,660.84

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.