Home / 10,978,421.44-15,150,310.86-6,083,725.96

Finding the Fourth Proportional to 10,978,421.44, 15,150,310.86 and 6,083,725.96

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Solution

The fourth proportional to 10,978,421.44, 15,150,310.86 and 6,083,725.96 is: 8,395,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,978,421.44 : 15,150,310.86 = 6,083,725.96 : x
  2. Step 2: Convert to fraction form
    10,978,421.44/15,150,310.86 = 6,083,725.96/x
  3. Step 3: Cross multiply
    10,978,421.44x = 15,150,310.86 × 6,083,725.96
  4. Step 4: Simplify right side
    10,978,421.44x = 92,170,339,481,051.92
  5. Step 5: Solve for x
    x = 92,170,339,481,051.92/10,978,421.44
  6. Step 6: Final answer
    x = 8,395,591.30

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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.