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Finding the Third Proportional to 5,280,240 and 10,965,151

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Solution

The third proportional to 5,280,240 and 10,965,151 is: 22,770,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,240 : 10,965,151 = 10,965,151 : x
  2. Step 2: Convert to fraction form
    5,280,240/10,965,151 = 10,965,151/x
  3. Step 3: Cross multiply
    5,280,240x = 10,965,151 × 10,965,151
  4. Step 4: Simplify right side
    5,280,240x = 120,234,536,452,801
  5. Step 5: Solve for x
    x = 120,234,536,452,801/5,280,240
  6. Step 6: Final answer
    x = 22,770,657.48

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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.