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Finding the Third Proportional to 10,020,903 and 15,491,538

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Solution

The third proportional to 10,020,903 and 15,491,538 is: 23,948,714.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020,903 : 15,491,538 = 15,491,538 : x
  2. Step 2: Convert to fraction form
    10,020,903/15,491,538 = 15,491,538/x
  3. Step 3: Cross multiply
    10,020,903x = 15,491,538 × 15,491,538
  4. Step 4: Simplify right side
    10,020,903x = 239,987,749,605,444
  5. Step 5: Solve for x
    x = 239,987,749,605,444/10,020,903
  6. Step 6: Final answer
    x = 23,948,714.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.