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Finding the Third Proportional to 3,239,343.56 and 7,499,282.91

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Solution

The third proportional to 3,239,343.56 and 7,499,282.91 is: 17,361,308.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,343.56 : 7,499,282.91 = 7,499,282.91 : x
  2. Step 2: Convert to fraction form
    3,239,343.56/7,499,282.91 = 7,499,282.91/x
  3. Step 3: Cross multiply
    3,239,343.56x = 7,499,282.91 × 7,499,282.91
  4. Step 4: Simplify right side
    3,239,343.56x = 56,239,244,107,973.45
  5. Step 5: Solve for x
    x = 56,239,244,107,973.45/3,239,343.56
  6. Step 6: Final answer
    x = 17,361,308.86

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.