Home / 18,979,595.22-28,463,504.73-6,847,481.58

Finding the Fourth Proportional to 18,979,595.22, 28,463,504.73 and 6,847,481.58

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Solution

The fourth proportional to 18,979,595.22, 28,463,504.73 and 6,847,481.58 is: 10,269,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,979,595.22 : 28,463,504.73 = 6,847,481.58 : x
  2. Step 2: Convert to fraction form
    18,979,595.22/28,463,504.73 = 6,847,481.58/x
  3. Step 3: Cross multiply
    18,979,595.22x = 28,463,504.73 × 6,847,481.58
  4. Step 4: Simplify right side
    18,979,595.22x = 194,903,324,340,917.88
  5. Step 5: Solve for x
    x = 194,903,324,340,917.88/18,979,595.22
  6. Step 6: Final answer
    x = 10,269,098.05

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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.