Home / 6,161,768.44-9,242,863.44-2,118,221.72

Finding the Fourth Proportional to 6,161,768.44, 9,242,863.44 and 2,118,221.72

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Solution

The fourth proportional to 6,161,768.44, 9,242,863.44 and 2,118,221.72 is: 3,177,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161,768.44 : 9,242,863.44 = 2,118,221.72 : x
  2. Step 2: Convert to fraction form
    6,161,768.44/9,242,863.44 = 2,118,221.72/x
  3. Step 3: Cross multiply
    6,161,768.44x = 9,242,863.44 × 2,118,221.72
  4. Step 4: Simplify right side
    6,161,768.44x = 19,578,434,093,601.92
  5. Step 5: Solve for x
    x = 19,578,434,093,601.92/6,161,768.44
  6. Step 6: Final answer
    x = 3,177,405.04

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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.