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Finding the Third Proportional to 8,945,028 and 19,647,324

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Solution

The third proportional to 8,945,028 and 19,647,324 is: 43,154,402.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,028 : 19,647,324 = 19,647,324 : x
  2. Step 2: Convert to fraction form
    8,945,028/19,647,324 = 19,647,324/x
  3. Step 3: Cross multiply
    8,945,028x = 19,647,324 × 19,647,324
  4. Step 4: Simplify right side
    8,945,028x = 386,017,340,360,976
  5. Step 5: Solve for x
    x = 386,017,340,360,976/8,945,028
  6. Step 6: Final answer
    x = 43,154,402.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.