Home / 50,979,944.44-76,469,991.72-38,917,895.32

Finding the Fourth Proportional to 50,979,944.44, 76,469,991.72 and 38,917,895.32

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Solution

The fourth proportional to 50,979,944.44, 76,469,991.72 and 38,917,895.32 is: 58,376,900.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,979,944.44 : 76,469,991.72 = 38,917,895.32 : x
  2. Step 2: Convert to fraction form
    50,979,944.44/76,469,991.72 = 38,917,895.32/x
  3. Step 3: Cross multiply
    50,979,944.44x = 76,469,991.72 × 38,917,895.32
  4. Step 4: Simplify right side
    50,979,944.44x = 2,976,051,132,880,226.50
  5. Step 5: Solve for x
    x = 2,976,051,132,880,226.50/50,979,944.44
  6. Step 6: Final answer
    x = 58,376,900.28

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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.