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Finding the Third Proportional to 11,278,098 and 16,920,603

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Solution

The third proportional to 11,278,098 and 16,920,603 is: 25,386,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,278,098 : 16,920,603 = 16,920,603 : x
  2. Step 2: Convert to fraction form
    11,278,098/16,920,603 = 16,920,603/x
  3. Step 3: Cross multiply
    11,278,098x = 16,920,603 × 16,920,603
  4. Step 4: Simplify right side
    11,278,098x = 286,306,805,883,609
  5. Step 5: Solve for x
    x = 286,306,805,883,609/11,278,098
  6. Step 6: Final answer
    x = 25,386,089.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.