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Finding the Third Proportional to 3,310,092.56 and 7,127,406.42

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Solution

The third proportional to 3,310,092.56 and 7,127,406.42 is: 15,346,979.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310,092.56 : 7,127,406.42 = 7,127,406.42 : x
  2. Step 2: Convert to fraction form
    3,310,092.56/7,127,406.42 = 7,127,406.42/x
  3. Step 3: Cross multiply
    3,310,092.56x = 7,127,406.42 × 7,127,406.42
  4. Step 4: Simplify right side
    3,310,092.56x = 50,799,922,302,584.99
  5. Step 5: Solve for x
    x = 50,799,922,302,584.99/3,310,092.56
  6. Step 6: Final answer
    x = 15,346,979.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.