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Finding the Third Proportional to 7,275,898 and 12,125,766

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Solution

The third proportional to 7,275,898 and 12,125,766 is: 20,208,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,898 : 12,125,766 = 12,125,766 : x
  2. Step 2: Convert to fraction form
    7,275,898/12,125,766 = 12,125,766/x
  3. Step 3: Cross multiply
    7,275,898x = 12,125,766 × 12,125,766
  4. Step 4: Simplify right side
    7,275,898x = 147,034,201,086,756
  5. Step 5: Solve for x
    x = 147,034,201,086,756/7,275,898
  6. Step 6: Final answer
    x = 20,208,392.30

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.