Home / 7,288,234.70-10,934,395.14-3,189,912.68

Finding the Fourth Proportional to 7,288,234.70, 10,934,395.14 and 3,189,912.68

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Solution

The fourth proportional to 7,288,234.70, 10,934,395.14 and 3,189,912.68 is: 4,785,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288,234.70 : 10,934,395.14 = 3,189,912.68 : x
  2. Step 2: Convert to fraction form
    7,288,234.70/10,934,395.14 = 3,189,912.68/x
  3. Step 3: Cross multiply
    7,288,234.70x = 10,934,395.14 × 3,189,912.68
  4. Step 4: Simplify right side
    7,288,234.70x = 34,879,765,650,544.40
  5. Step 5: Solve for x
    x = 34,879,765,650,544.40/7,288,234.70
  6. Step 6: Final answer
    x = 4,785,763.23

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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.