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Finding the Third Proportional to 15,231,772 and 32,971,448

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Solution

The third proportional to 15,231,772 and 32,971,448 is: 71,371,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231,772 : 32,971,448 = 32,971,448 : x
  2. Step 2: Convert to fraction form
    15,231,772/32,971,448 = 32,971,448/x
  3. Step 3: Cross multiply
    15,231,772x = 32,971,448 × 32,971,448
  4. Step 4: Simplify right side
    15,231,772x = 1,087,116,383,216,704
  5. Step 5: Solve for x
    x = 1,087,116,383,216,704/15,231,772
  6. Step 6: Final answer
    x = 71,371,629.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.