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Finding the Third Proportional to 4,912,668 and 10,660,284

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Solution

The third proportional to 4,912,668 and 10,660,284 is: 23,132,370.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,668 : 10,660,284 = 10,660,284 : x
  2. Step 2: Convert to fraction form
    4,912,668/10,660,284 = 10,660,284/x
  3. Step 3: Cross multiply
    4,912,668x = 10,660,284 × 10,660,284
  4. Step 4: Simplify right side
    4,912,668x = 113,641,654,960,656
  5. Step 5: Solve for x
    x = 113,641,654,960,656/4,912,668
  6. Step 6: Final answer
    x = 23,132,370.22

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.