Home / 6,993,238.79-10,491,430.72-2,135,138.88

Finding the Fourth Proportional to 6,993,238.79, 10,491,430.72 and 2,135,138.88

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Solution

The fourth proportional to 6,993,238.79, 10,491,430.72 and 2,135,138.88 is: 3,203,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993,238.79 : 10,491,430.72 = 2,135,138.88 : x
  2. Step 2: Convert to fraction form
    6,993,238.79/10,491,430.72 = 2,135,138.88/x
  3. Step 3: Cross multiply
    6,993,238.79x = 10,491,430.72 × 2,135,138.88
  4. Step 4: Simplify right side
    6,993,238.79x = 22,400,661,616,092.50
  5. Step 5: Solve for x
    x = 22,400,661,616,092.50/6,993,238.79
  6. Step 6: Final answer
    x = 3,203,188.43

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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.