Home / 8,917,918.97-13,373,597.30-3,080,619.70

Finding the Fourth Proportional to 8,917,918.97, 13,373,597.30 and 3,080,619.70

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Solution

The fourth proportional to 8,917,918.97, 13,373,597.30 and 3,080,619.70 is: 4,619,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,918.97 : 13,373,597.30 = 3,080,619.70 : x
  2. Step 2: Convert to fraction form
    8,917,918.97/13,373,597.30 = 3,080,619.70/x
  3. Step 3: Cross multiply
    8,917,918.97x = 13,373,597.30 × 3,080,619.70
  4. Step 4: Simplify right side
    8,917,918.97x = 41,198,967,253,409.72
  5. Step 5: Solve for x
    x = 41,198,967,253,409.72/8,917,918.97
  6. Step 6: Final answer
    x = 4,619,796.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.