Home / 20,206,622.75-30,296,099.19-7,252,485.80

Finding the Fourth Proportional to 20,206,622.75, 30,296,099.19 and 7,252,485.80

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Solution

The fourth proportional to 20,206,622.75, 30,296,099.19 and 7,252,485.80 is: 10,873,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,206,622.75 : 30,296,099.19 = 7,252,485.80 : x
  2. Step 2: Convert to fraction form
    20,206,622.75/30,296,099.19 = 7,252,485.80/x
  3. Step 3: Cross multiply
    20,206,622.75x = 30,296,099.19 × 7,252,485.80
  4. Step 4: Simplify right side
    20,206,622.75x = 219,722,029,170,866.50
  5. Step 5: Solve for x
    x = 219,722,029,170,866.50/20,206,622.75
  6. Step 6: Final answer
    x = 10,873,763.12

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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.