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Finding the Third Proportional to 3,662,769 and 5,388,229.50

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Solution

The third proportional to 3,662,769 and 5,388,229.50 is: 7,926,521.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662,769 : 5,388,229.50 = 5,388,229.50 : x
  2. Step 2: Convert to fraction form
    3,662,769/5,388,229.50 = 5,388,229.50/x
  3. Step 3: Cross multiply
    3,662,769x = 5,388,229.50 × 5,388,229.50
  4. Step 4: Simplify right side
    3,662,769x = 29,033,017,144,670.25
  5. Step 5: Solve for x
    x = 29,033,017,144,670.25/3,662,769
  6. Step 6: Final answer
    x = 7,926,521.48

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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.