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Finding the Third Proportional to 5,074,861.50 and 10,991,169

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Solution

The third proportional to 5,074,861.50 and 10,991,169 is: 23,804,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074,861.50 : 10,991,169 = 10,991,169 : x
  2. Step 2: Convert to fraction form
    5,074,861.50/10,991,169 = 10,991,169/x
  3. Step 3: Cross multiply
    5,074,861.50x = 10,991,169 × 10,991,169
  4. Step 4: Simplify right side
    5,074,861.50x = 120,805,795,986,561
  5. Step 5: Solve for x
    x = 120,805,795,986,561/5,074,861.50
  6. Step 6: Final answer
    x = 23,804,747.38

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.