Home / 7,454,311.40-11,179,936.20-2,061,606.80

Finding the Fourth Proportional to 7,454,311.40, 11,179,936.20 and 2,061,606.80

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Solution

The fourth proportional to 7,454,311.40, 11,179,936.20 and 2,061,606.80 is: 3,091,986.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454,311.40 : 11,179,936.20 = 2,061,606.80 : x
  2. Step 2: Convert to fraction form
    7,454,311.40/11,179,936.20 = 2,061,606.80/x
  3. Step 3: Cross multiply
    7,454,311.40x = 11,179,936.20 × 2,061,606.80
  4. Step 4: Simplify right side
    7,454,311.40x = 23,048,632,493,486.16
  5. Step 5: Solve for x
    x = 23,048,632,493,486.16/7,454,311.40
  6. Step 6: Final answer
    x = 3,091,986.81

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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.