Home / 8,131,875.37-11,221,883.38-4,647,174.18

Finding the Fourth Proportional to 8,131,875.37, 11,221,883.38 and 4,647,174.18

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Solution

The fourth proportional to 8,131,875.37, 11,221,883.38 and 4,647,174.18 is: 6,413,040.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,875.37 : 11,221,883.38 = 4,647,174.18 : x
  2. Step 2: Convert to fraction form
    8,131,875.37/11,221,883.38 = 4,647,174.18/x
  3. Step 3: Cross multiply
    8,131,875.37x = 11,221,883.38 × 4,647,174.18
  4. Step 4: Simplify right side
    8,131,875.37x = 52,150,046,743,672.39
  5. Step 5: Solve for x
    x = 52,150,046,743,672.39/8,131,875.37
  6. Step 6: Final answer
    x = 6,413,040.58

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1.5x scale

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.