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Finding the Third Proportional to 4,318,800 and 9,451,168

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Solution

The third proportional to 4,318,800 and 9,451,168 is: 20,682,730.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318,800 : 9,451,168 = 9,451,168 : x
  2. Step 2: Convert to fraction form
    4,318,800/9,451,168 = 9,451,168/x
  3. Step 3: Cross multiply
    4,318,800x = 9,451,168 × 9,451,168
  4. Step 4: Simplify right side
    4,318,800x = 89,324,576,564,224
  5. Step 5: Solve for x
    x = 89,324,576,564,224/4,318,800
  6. Step 6: Final answer
    x = 20,682,730.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.