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Finding the Third Proportional to 25,031,985 and 51,982,455

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Solution

The third proportional to 25,031,985 and 51,982,455 is: 107,948,915.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031,985 : 51,982,455 = 51,982,455 : x
  2. Step 2: Convert to fraction form
    25,031,985/51,982,455 = 51,982,455/x
  3. Step 3: Cross multiply
    25,031,985x = 51,982,455 × 51,982,455
  4. Step 4: Simplify right side
    25,031,985x = 2,702,175,627,827,025
  5. Step 5: Solve for x
    x = 2,702,175,627,827,025/25,031,985
  6. Step 6: Final answer
    x = 107,948,915.27

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.