Home / 11,589,739.80-17,377,697.70-7,105,234.20

Finding the Fourth Proportional to 11,589,739.80, 17,377,697.70 and 7,105,234.20

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Solution

The fourth proportional to 11,589,739.80, 17,377,697.70 and 7,105,234.20 is: 10,653,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589,739.80 : 17,377,697.70 = 7,105,234.20 : x
  2. Step 2: Convert to fraction form
    11,589,739.80/17,377,697.70 = 7,105,234.20/x
  3. Step 3: Cross multiply
    11,589,739.80x = 17,377,697.70 × 7,105,234.20
  4. Step 4: Simplify right side
    11,589,739.80x = 123,472,612,015,301.34
  5. Step 5: Solve for x
    x = 123,472,612,015,301.34/11,589,739.80
  6. Step 6: Final answer
    x = 10,653,613.81

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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.