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Finding the Third Proportional to 4,615,939 and 9,941,757

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Solution

The third proportional to 4,615,939 and 9,941,757 is: 21,412,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615,939 : 9,941,757 = 9,941,757 : x
  2. Step 2: Convert to fraction form
    4,615,939/9,941,757 = 9,941,757/x
  3. Step 3: Cross multiply
    4,615,939x = 9,941,757 × 9,941,757
  4. Step 4: Simplify right side
    4,615,939x = 98,838,532,247,049
  5. Step 5: Solve for x
    x = 98,838,532,247,049/4,615,939
  6. Step 6: Final answer
    x = 21,412,443.33

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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.