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Finding the Third Proportional to 4,259,806 and 9,371,247

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Solution

The third proportional to 4,259,806 and 9,371,247 is: 20,616,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259,806 : 9,371,247 = 9,371,247 : x
  2. Step 2: Convert to fraction form
    4,259,806/9,371,247 = 9,371,247/x
  3. Step 3: Cross multiply
    4,259,806x = 9,371,247 × 9,371,247
  4. Step 4: Simplify right side
    4,259,806x = 87,820,270,335,009
  5. Step 5: Solve for x
    x = 87,820,270,335,009/4,259,806
  6. Step 6: Final answer
    x = 20,616,025.78

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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.