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Finding the Third Proportional to 4,229,660.25 and 8,941,493.25

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Solution

The third proportional to 4,229,660.25 and 8,941,493.25 is: 18,902,298.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229,660.25 : 8,941,493.25 = 8,941,493.25 : x
  2. Step 2: Convert to fraction form
    4,229,660.25/8,941,493.25 = 8,941,493.25/x
  3. Step 3: Cross multiply
    4,229,660.25x = 8,941,493.25 × 8,941,493.25
  4. Step 4: Simplify right side
    4,229,660.25x = 79,950,301,539,795.56
  5. Step 5: Solve for x
    x = 79,950,301,539,795.56/4,229,660.25
  6. Step 6: Final answer
    x = 18,902,298.72

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.