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Finding the Third Proportional to 12,922,408 and 28,192,032

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Solution

The third proportional to 12,922,408 and 28,192,032 is: 61,504,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922,408 : 28,192,032 = 28,192,032 : x
  2. Step 2: Convert to fraction form
    12,922,408/28,192,032 = 28,192,032/x
  3. Step 3: Cross multiply
    12,922,408x = 28,192,032 × 28,192,032
  4. Step 4: Simplify right side
    12,922,408x = 794,790,668,289,024
  5. Step 5: Solve for x
    x = 794,790,668,289,024/12,922,408
  6. Step 6: Final answer
    x = 61,504,842.46

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.