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Finding the Third Proportional to 10,642,112 and 16,228,878

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Solution

The third proportional to 10,642,112 and 16,228,878 is: 24,748,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642,112 : 16,228,878 = 16,228,878 : x
  2. Step 2: Convert to fraction form
    10,642,112/16,228,878 = 16,228,878/x
  3. Step 3: Cross multiply
    10,642,112x = 16,228,878 × 16,228,878
  4. Step 4: Simplify right side
    10,642,112x = 263,376,481,138,884
  5. Step 5: Solve for x
    x = 263,376,481,138,884/10,642,112
  6. Step 6: Final answer
    x = 24,748,516.19

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.