Home / 7,189,887.06-10,763,900.94-3,770,064.21

Finding the Fourth Proportional to 7,189,887.06, 10,763,900.94 and 3,770,064.21

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Solution

The fourth proportional to 7,189,887.06, 10,763,900.94 and 3,770,064.21 is: 5,644,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,887.06 : 10,763,900.94 = 3,770,064.21 : x
  2. Step 2: Convert to fraction form
    7,189,887.06/10,763,900.94 = 3,770,064.21/x
  3. Step 3: Cross multiply
    7,189,887.06x = 10,763,900.94 × 3,770,064.21
  4. Step 4: Simplify right side
    7,189,887.06x = 40,580,597,693,879.35
  5. Step 5: Solve for x
    x = 40,580,597,693,879.35/7,189,887.06
  6. Step 6: Final answer
    x = 5,644,121.72

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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.