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Finding the Third Proportional to 4,452,221 and 7,055,617

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Solution

The third proportional to 4,452,221 and 7,055,617 is: 11,181,325.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452,221 : 7,055,617 = 7,055,617 : x
  2. Step 2: Convert to fraction form
    4,452,221/7,055,617 = 7,055,617/x
  3. Step 3: Cross multiply
    4,452,221x = 7,055,617 × 7,055,617
  4. Step 4: Simplify right side
    4,452,221x = 49,781,731,250,689
  5. Step 5: Solve for x
    x = 49,781,731,250,689/4,452,221
  6. Step 6: Final answer
    x = 11,181,325.29

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.