Home / 10,289,249.37-15,433,879.52-2,613,469.86

Finding the Fourth Proportional to 10,289,249.37, 15,433,879.52 and 2,613,469.86

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Solution

The fourth proportional to 10,289,249.37, 15,433,879.52 and 2,613,469.86 is: 3,920,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289,249.37 : 15,433,879.52 = 2,613,469.86 : x
  2. Step 2: Convert to fraction form
    10,289,249.37/15,433,879.52 = 2,613,469.86/x
  3. Step 3: Cross multiply
    10,289,249.37x = 15,433,879.52 × 2,613,469.86
  4. Step 4: Simplify right side
    10,289,249.37x = 40,335,978,954,924.95
  5. Step 5: Solve for x
    x = 40,335,978,954,924.95/10,289,249.37
  6. Step 6: Final answer
    x = 3,920,206.18

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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.