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Finding the Third Proportional to 3,157,591.78 and 6,800,798.81

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Solution

The third proportional to 3,157,591.78 and 6,800,798.81 is: 14,647,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,591.78 : 6,800,798.81 = 6,800,798.81 : x
  2. Step 2: Convert to fraction form
    3,157,591.78/6,800,798.81 = 6,800,798.81/x
  3. Step 3: Cross multiply
    3,157,591.78x = 6,800,798.81 × 6,800,798.81
  4. Step 4: Simplify right side
    3,157,591.78x = 46,250,864,488,101.41
  5. Step 5: Solve for x
    x = 46,250,864,488,101.41/3,157,591.78
  6. Step 6: Final answer
    x = 14,647,512.31

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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.