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Finding the Third Proportional to 4,011,120 and 8,753,920

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Solution

The third proportional to 4,011,120 and 8,753,920 is: 19,104,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011,120 : 8,753,920 = 8,753,920 : x
  2. Step 2: Convert to fraction form
    4,011,120/8,753,920 = 8,753,920/x
  3. Step 3: Cross multiply
    4,011,120x = 8,753,920 × 8,753,920
  4. Step 4: Simplify right side
    4,011,120x = 76,631,115,366,400
  5. Step 5: Solve for x
    x = 76,631,115,366,400/4,011,120
  6. Step 6: Final answer
    x = 19,104,667.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.