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Finding the Third Proportional to 6,717,970.75 and 13,717,916

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Solution

The third proportional to 6,717,970.75 and 13,717,916 is: 28,011,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717,970.75 : 13,717,916 = 13,717,916 : x
  2. Step 2: Convert to fraction form
    6,717,970.75/13,717,916 = 13,717,916/x
  3. Step 3: Cross multiply
    6,717,970.75x = 13,717,916 × 13,717,916
  4. Step 4: Simplify right side
    6,717,970.75x = 188,181,219,383,056
  5. Step 5: Solve for x
    x = 188,181,219,383,056/6,717,970.75
  6. Step 6: Final answer
    x = 28,011,616.36

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.