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Finding the Third Proportional to 4,815,539 and 10,029,661

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Solution

The third proportional to 4,815,539 and 10,029,661 is: 20,889,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,539 : 10,029,661 = 10,029,661 : x
  2. Step 2: Convert to fraction form
    4,815,539/10,029,661 = 10,029,661/x
  3. Step 3: Cross multiply
    4,815,539x = 10,029,661 × 10,029,661
  4. Step 4: Simplify right side
    4,815,539x = 100,594,099,774,921
  5. Step 5: Solve for x
    x = 100,594,099,774,921/4,815,539
  6. Step 6: Final answer
    x = 20,889,478.78

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.