Home / 12,456,979.86-17,190,657.09-6,733,843.86

Finding the Fourth Proportional to 12,456,979.86, 17,190,657.09 and 6,733,843.86

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Solution

The fourth proportional to 12,456,979.86, 17,190,657.09 and 6,733,843.86 is: 9,292,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,979.86 : 17,190,657.09 = 6,733,843.86 : x
  2. Step 2: Convert to fraction form
    12,456,979.86/17,190,657.09 = 6,733,843.86/x
  3. Step 3: Cross multiply
    12,456,979.86x = 17,190,657.09 × 6,733,843.86
  4. Step 4: Simplify right side
    12,456,979.86x = 115,759,200,694,861.97
  5. Step 5: Solve for x
    x = 115,759,200,694,861.97/12,456,979.86
  6. Step 6: Final answer
    x = 9,292,717.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.