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Finding the Third Proportional to 4,947,493.50 and 10,642,941

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Solution

The third proportional to 4,947,493.50 and 10,642,941 is: 22,894,864.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947,493.50 : 10,642,941 = 10,642,941 : x
  2. Step 2: Convert to fraction form
    4,947,493.50/10,642,941 = 10,642,941/x
  3. Step 3: Cross multiply
    4,947,493.50x = 10,642,941 × 10,642,941
  4. Step 4: Simplify right side
    4,947,493.50x = 113,272,193,129,481
  5. Step 5: Solve for x
    x = 113,272,193,129,481/4,947,493.50
  6. Step 6: Final answer
    x = 22,894,864.47

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.