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Finding the Third Proportional to 12,838,242 and 28,195,524

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Solution

The third proportional to 12,838,242 and 28,195,524 is: 61,923,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838,242 : 28,195,524 = 28,195,524 : x
  2. Step 2: Convert to fraction form
    12,838,242/28,195,524 = 28,195,524/x
  3. Step 3: Cross multiply
    12,838,242x = 28,195,524 × 28,195,524
  4. Step 4: Simplify right side
    12,838,242x = 794,987,573,634,576
  5. Step 5: Solve for x
    x = 794,987,573,634,576/12,838,242
  6. Step 6: Final answer
    x = 61,923,398.36

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.