Home / 6,892,118.45-10,339,719.50-2,100,182.75

Finding the Fourth Proportional to 6,892,118.45, 10,339,719.50 and 2,100,182.75

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Solution

The fourth proportional to 6,892,118.45, 10,339,719.50 and 2,100,182.75 is: 3,150,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,892,118.45 : 10,339,719.50 = 2,100,182.75 : x
  2. Step 2: Convert to fraction form
    6,892,118.45/10,339,719.50 = 2,100,182.75/x
  3. Step 3: Cross multiply
    6,892,118.45x = 10,339,719.50 × 2,100,182.75
  4. Step 4: Simplify right side
    6,892,118.45x = 21,715,300,533,738.62
  5. Step 5: Solve for x
    x = 21,715,300,533,738.62/6,892,118.45
  6. Step 6: Final answer
    x = 3,150,743.95

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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.