Home / 12,384,805.14-18,548,924.22-5,912,433.36

Finding the Fourth Proportional to 12,384,805.14, 18,548,924.22 and 5,912,433.36

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Solution

The fourth proportional to 12,384,805.14, 18,548,924.22 and 5,912,433.36 is: 8,855,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,805.14 : 18,548,924.22 = 5,912,433.36 : x
  2. Step 2: Convert to fraction form
    12,384,805.14/18,548,924.22 = 5,912,433.36/x
  3. Step 3: Cross multiply
    12,384,805.14x = 18,548,924.22 × 5,912,433.36
  4. Step 4: Simplify right side
    12,384,805.14x = 109,669,278,350,439.98
  5. Step 5: Solve for x
    x = 109,669,278,350,439.98/12,384,805.14
  6. Step 6: Final answer
    x = 8,855,147.67

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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.