Home / 5,420,628.14-8,132,144.92-1,633,837.64

Finding the Fourth Proportional to 5,420,628.14, 8,132,144.92 and 1,633,837.64

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Solution

The fourth proportional to 5,420,628.14, 8,132,144.92 and 1,633,837.64 is: 2,451,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,628.14 : 8,132,144.92 = 1,633,837.64 : x
  2. Step 2: Convert to fraction form
    5,420,628.14/8,132,144.92 = 1,633,837.64/x
  3. Step 3: Cross multiply
    5,420,628.14x = 8,132,144.92 × 1,633,837.64
  4. Step 4: Simplify right side
    5,420,628.14x = 13,286,604,464,230.79
  5. Step 5: Solve for x
    x = 13,286,604,464,230.79/5,420,628.14
  6. Step 6: Final answer
    x = 2,451,118.97

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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.