Home / 50,741,894.08-76,091,379.36-20,441,621.44

Finding the Fourth Proportional to 50,741,894.08, 76,091,379.36 and 20,441,621.44

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Solution

The fourth proportional to 50,741,894.08, 76,091,379.36 and 20,441,621.44 is: 30,653,786.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,741,894.08 : 76,091,379.36 = 20,441,621.44 : x
  2. Step 2: Convert to fraction form
    50,741,894.08/76,091,379.36 = 20,441,621.44/x
  3. Step 3: Cross multiply
    50,741,894.08x = 76,091,379.36 × 20,441,621.44
  4. Step 4: Simplify right side
    50,741,894.08x = 1,555,431,171,724,549.50
  5. Step 5: Solve for x
    x = 1,555,431,171,724,549.50/50,741,894.08
  6. Step 6: Final answer
    x = 30,653,786.18

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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.