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Finding the Third Proportional to 3,662,676 and 5,388,115.50

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Solution

The third proportional to 3,662,676 and 5,388,115.50 is: 7,926,387.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662,676 : 5,388,115.50 = 5,388,115.50 : x
  2. Step 2: Convert to fraction form
    3,662,676/5,388,115.50 = 5,388,115.50/x
  3. Step 3: Cross multiply
    3,662,676x = 5,388,115.50 × 5,388,115.50
  4. Step 4: Simplify right side
    3,662,676x = 29,031,788,641,340.25
  5. Step 5: Solve for x
    x = 29,031,788,641,340.25/3,662,676
  6. Step 6: Final answer
    x = 7,926,387.33

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.