Home / 10,891,049.64-16,336,667.84-3,109,943.80

Finding the Fourth Proportional to 10,891,049.64, 16,336,667.84 and 3,109,943.80

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Solution

The fourth proportional to 10,891,049.64, 16,336,667.84 and 3,109,943.80 is: 4,664,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,049.64 : 16,336,667.84 = 3,109,943.80 : x
  2. Step 2: Convert to fraction form
    10,891,049.64/16,336,667.84 = 3,109,943.80/x
  3. Step 3: Cross multiply
    10,891,049.64x = 16,336,667.84 × 3,109,943.80
  4. Step 4: Simplify right side
    10,891,049.64x = 50,806,118,861,667.39
  5. Step 5: Solve for x
    x = 50,806,118,861,667.39/10,891,049.64
  6. Step 6: Final answer
    x = 4,664,942.36

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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.