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Finding the Third Proportional to 15,940,954 and 25,377,587

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Solution

The third proportional to 15,940,954 and 25,377,587 is: 40,400,462.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940,954 : 25,377,587 = 25,377,587 : x
  2. Step 2: Convert to fraction form
    15,940,954/25,377,587 = 25,377,587/x
  3. Step 3: Cross multiply
    15,940,954x = 25,377,587 × 25,377,587
  4. Step 4: Simplify right side
    15,940,954x = 644,021,921,942,569
  5. Step 5: Solve for x
    x = 644,021,921,942,569/15,940,954
  6. Step 6: Final answer
    x = 40,400,462.98

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.