Home / 8,126,879.24-11,215,033.96-4,455,735.33

Finding the Fourth Proportional to 8,126,879.24, 11,215,033.96 and 4,455,735.33

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Solution

The fourth proportional to 8,126,879.24, 11,215,033.96 and 4,455,735.33 is: 6,148,882.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,879.24 : 11,215,033.96 = 4,455,735.33 : x
  2. Step 2: Convert to fraction form
    8,126,879.24/11,215,033.96 = 4,455,735.33/x
  3. Step 3: Cross multiply
    8,126,879.24x = 11,215,033.96 × 4,455,735.33
  4. Step 4: Simplify right side
    8,126,879.24x = 49,971,223,018,908.78
  5. Step 5: Solve for x
    x = 49,971,223,018,908.78/8,126,879.24
  6. Step 6: Final answer
    x = 6,148,882.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.