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Finding the Third Proportional to 15,846,500 and 34,721,740

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Solution

The third proportional to 15,846,500 and 34,721,740 is: 76,079,842.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,846,500 : 34,721,740 = 34,721,740 : x
  2. Step 2: Convert to fraction form
    15,846,500/34,721,740 = 34,721,740/x
  3. Step 3: Cross multiply
    15,846,500x = 34,721,740 × 34,721,740
  4. Step 4: Simplify right side
    15,846,500x = 1,205,599,228,627,600
  5. Step 5: Solve for x
    x = 1,205,599,228,627,600/15,846,500
  6. Step 6: Final answer
    x = 76,079,842.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.