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Finding the Third Proportional to 20,628,044 and 42,951,324

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Solution

The third proportional to 20,628,044 and 42,951,324 is: 89,432,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628,044 : 42,951,324 = 42,951,324 : x
  2. Step 2: Convert to fraction form
    20,628,044/42,951,324 = 42,951,324/x
  3. Step 3: Cross multiply
    20,628,044x = 42,951,324 × 42,951,324
  4. Step 4: Simplify right side
    20,628,044x = 1,844,816,233,352,976
  5. Step 5: Solve for x
    x = 1,844,816,233,352,976/20,628,044
  6. Step 6: Final answer
    x = 89,432,436.41

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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.