Home / 50,621,563.85-69,857,540.78-28,294,518.42

Finding the Fourth Proportional to 50,621,563.85, 69,857,540.78 and 28,294,518.42

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Solution

The fourth proportional to 50,621,563.85, 69,857,540.78 and 28,294,518.42 is: 39,046,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,621,563.85 : 69,857,540.78 = 28,294,518.42 : x
  2. Step 2: Convert to fraction form
    50,621,563.85/69,857,540.78 = 28,294,518.42/x
  3. Step 3: Cross multiply
    50,621,563.85x = 69,857,540.78 × 28,294,518.42
  4. Step 4: Simplify right side
    50,621,563.85x = 1,976,585,474,234,138.75
  5. Step 5: Solve for x
    x = 1,976,585,474,234,138.75/50,621,563.85
  6. Step 6: Final answer
    x = 39,046,313.94

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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.