Home / 11,321,131.68-16,979,956.92-6,206,095.80

Finding the Fourth Proportional to 11,321,131.68, 16,979,956.92 and 6,206,095.80

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Solution

The fourth proportional to 11,321,131.68, 16,979,956.92 and 6,206,095.80 is: 9,308,189.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,131.68 : 16,979,956.92 = 6,206,095.80 : x
  2. Step 2: Convert to fraction form
    11,321,131.68/16,979,956.92 = 6,206,095.80/x
  3. Step 3: Cross multiply
    11,321,131.68x = 16,979,956.92 × 6,206,095.80
  4. Step 4: Simplify right side
    11,321,131.68x = 105,379,239,325,392.94
  5. Step 5: Solve for x
    x = 105,379,239,325,392.94/11,321,131.68
  6. Step 6: Final answer
    x = 9,308,189.53

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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.