Home / 18,133,850.94-27,200,747.25-12,436,803.42

Finding the Fourth Proportional to 18,133,850.94, 27,200,747.25 and 12,436,803.42

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Solution

The fourth proportional to 18,133,850.94, 27,200,747.25 and 12,436,803.42 is: 18,655,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133,850.94 : 27,200,747.25 = 12,436,803.42 : x
  2. Step 2: Convert to fraction form
    18,133,850.94/27,200,747.25 = 12,436,803.42/x
  3. Step 3: Cross multiply
    18,133,850.94x = 27,200,747.25 × 12,436,803.42
  4. Step 4: Simplify right side
    18,133,850.94x = 338,290,346,425,355.56
  5. Step 5: Solve for x
    x = 338,290,346,425,355.56/18,133,850.94
  6. Step 6: Final answer
    x = 18,655,185.13

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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.