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Finding the Third Proportional to 5,147,610 and 10,979,202

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Solution

The third proportional to 5,147,610 and 10,979,202 is: 23,417,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,610 : 10,979,202 = 10,979,202 : x
  2. Step 2: Convert to fraction form
    5,147,610/10,979,202 = 10,979,202/x
  3. Step 3: Cross multiply
    5,147,610x = 10,979,202 × 10,979,202
  4. Step 4: Simplify right side
    5,147,610x = 120,542,876,556,804
  5. Step 5: Solve for x
    x = 120,542,876,556,804/5,147,610
  6. Step 6: Final answer
    x = 23,417,251.22

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.