Home / 12,224,415.08-18,325,221.96-4,131,760.56

Finding the Fourth Proportional to 12,224,415.08, 18,325,221.96 and 4,131,760.56

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Solution

The fourth proportional to 12,224,415.08, 18,325,221.96 and 4,131,760.56 is: 6,193,787.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,415.08 : 18,325,221.96 = 4,131,760.56 : x
  2. Step 2: Convert to fraction form
    12,224,415.08/18,325,221.96 = 4,131,760.56/x
  3. Step 3: Cross multiply
    12,224,415.08x = 18,325,221.96 × 4,131,760.56
  4. Step 4: Simplify right side
    12,224,415.08x = 75,715,429,347,573.91
  5. Step 5: Solve for x
    x = 75,715,429,347,573.91/12,224,415.08
  6. Step 6: Final answer
    x = 6,193,787.50

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1.5x scale

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.