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Finding the Third Proportional to 15,326,912 and 25,543,824

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Solution

The third proportional to 15,326,912 and 25,543,824 is: 42,571,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326,912 : 25,543,824 = 25,543,824 : x
  2. Step 2: Convert to fraction form
    15,326,912/25,543,824 = 25,543,824/x
  3. Step 3: Cross multiply
    15,326,912x = 25,543,824 × 25,543,824
  4. Step 4: Simplify right side
    15,326,912x = 652,486,944,542,976
  5. Step 5: Solve for x
    x = 652,486,944,542,976/15,326,912
  6. Step 6: Final answer
    x = 42,571,324.51

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.