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Finding the Third Proportional to 16,979,631.75 and 26,478,351.56

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Solution

The third proportional to 16,979,631.75 and 26,478,351.56 is: 41,290,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979,631.75 : 26,478,351.56 = 26,478,351.56 : x
  2. Step 2: Convert to fraction form
    16,979,631.75/26,478,351.56 = 26,478,351.56/x
  3. Step 3: Cross multiply
    16,979,631.75x = 26,478,351.56 × 26,478,351.56
  4. Step 4: Simplify right side
    16,979,631.75x = 701,103,101,467,346.25
  5. Step 5: Solve for x
    x = 701,103,101,467,346.25/16,979,631.75
  6. Step 6: Final answer
    x = 41,290,830.79

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.