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Finding the Third Proportional to 7,960,826 and 11,928,720

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Solution

The third proportional to 7,960,826 and 11,928,720 is: 17,874,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960,826 : 11,928,720 = 11,928,720 : x
  2. Step 2: Convert to fraction form
    7,960,826/11,928,720 = 11,928,720/x
  3. Step 3: Cross multiply
    7,960,826x = 11,928,720 × 11,928,720
  4. Step 4: Simplify right side
    7,960,826x = 142,294,360,838,400
  5. Step 5: Solve for x
    x = 142,294,360,838,400/7,960,826
  6. Step 6: Final answer
    x = 17,874,321.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.