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Finding the Third Proportional to 9,982,302 and 20,437,488

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Solution

The third proportional to 9,982,302 and 20,437,488 is: 41,843,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,302 : 20,437,488 = 20,437,488 : x
  2. Step 2: Convert to fraction form
    9,982,302/20,437,488 = 20,437,488/x
  3. Step 3: Cross multiply
    9,982,302x = 20,437,488 × 20,437,488
  4. Step 4: Simplify right side
    9,982,302x = 417,690,915,750,144
  5. Step 5: Solve for x
    x = 417,690,915,750,144/9,982,302
  6. Step 6: Final answer
    x = 41,843,145.57

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.