Home / 6,211,855.92-9,320,025.92-2,168,939.36

Finding the Fourth Proportional to 6,211,855.92, 9,320,025.92 and 2,168,939.36

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Solution

The fourth proportional to 6,211,855.92, 9,320,025.92 and 2,168,939.36 is: 3,254,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211,855.92 : 9,320,025.92 = 2,168,939.36 : x
  2. Step 2: Convert to fraction form
    6,211,855.92/9,320,025.92 = 2,168,939.36/x
  3. Step 3: Cross multiply
    6,211,855.92x = 9,320,025.92 × 2,168,939.36
  4. Step 4: Simplify right side
    6,211,855.92x = 20,214,571,054,108.21
  5. Step 5: Solve for x
    x = 20,214,571,054,108.21/6,211,855.92
  6. Step 6: Final answer
    x = 3,254,191.87

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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.