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Finding the Third Proportional to 25,154,478 and 38,108,988

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Solution

The third proportional to 25,154,478 and 38,108,988 is: 57,735,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154,478 : 38,108,988 = 38,108,988 : x
  2. Step 2: Convert to fraction form
    25,154,478/38,108,988 = 38,108,988/x
  3. Step 3: Cross multiply
    25,154,478x = 38,108,988 × 38,108,988
  4. Step 4: Simplify right side
    25,154,478x = 1,452,294,966,384,144
  5. Step 5: Solve for x
    x = 1,452,294,966,384,144/25,154,478
  6. Step 6: Final answer
    x = 57,735,046.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.