Home / 12,290,414.55-18,435,621.83-12,290,414.55

Finding the Fourth Proportional to 12,290,414.55, 18,435,621.83 and 12,290,414.55

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Solution

The fourth proportional to 12,290,414.55, 18,435,621.83 and 12,290,414.55 is: 18,435,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290,414.55 : 18,435,621.83 = 12,290,414.55 : x
  2. Step 2: Convert to fraction form
    12,290,414.55/18,435,621.83 = 12,290,414.55/x
  3. Step 3: Cross multiply
    12,290,414.55x = 18,435,621.83 × 12,290,414.55
  4. Step 4: Simplify right side
    12,290,414.55x = 226,581,434,716,277.56
  5. Step 5: Solve for x
    x = 226,581,434,716,277.56/12,290,414.55
  6. Step 6: Final answer
    x = 18,435,621.83

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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.