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Finding the Third Proportional to 8,205,968 and 18,995,331

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Solution

The third proportional to 8,205,968 and 18,995,331 is: 43,970,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,968 : 18,995,331 = 18,995,331 : x
  2. Step 2: Convert to fraction form
    8,205,968/18,995,331 = 18,995,331/x
  3. Step 3: Cross multiply
    8,205,968x = 18,995,331 × 18,995,331
  4. Step 4: Simplify right side
    8,205,968x = 360,822,599,799,561
  5. Step 5: Solve for x
    x = 360,822,599,799,561/8,205,968
  6. Step 6: Final answer
    x = 43,970,753.94

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.