Home / 8,215,414.56-11,336,399.79-4,543,747.74

Finding the Fourth Proportional to 8,215,414.56, 11,336,399.79 and 4,543,747.74

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Solution

The fourth proportional to 8,215,414.56, 11,336,399.79 and 4,543,747.74 is: 6,269,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,414.56 : 11,336,399.79 = 4,543,747.74 : x
  2. Step 2: Convert to fraction form
    8,215,414.56/11,336,399.79 = 4,543,747.74/x
  3. Step 3: Cross multiply
    8,215,414.56x = 11,336,399.79 × 4,543,747.74
  4. Step 4: Simplify right side
    8,215,414.56x = 51,509,740,925,548.98
  5. Step 5: Solve for x
    x = 51,509,740,925,548.98/8,215,414.56
  6. Step 6: Final answer
    x = 6,269,889.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.