Home / 8,183,364.82-12,278,586.39-4,392,418.66

Finding the Fourth Proportional to 8,183,364.82, 12,278,586.39 and 4,392,418.66

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Solution

The fourth proportional to 8,183,364.82, 12,278,586.39 and 4,392,418.66 is: 6,590,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183,364.82 : 12,278,586.39 = 4,392,418.66 : x
  2. Step 2: Convert to fraction form
    8,183,364.82/12,278,586.39 = 4,392,418.66/x
  3. Step 3: Cross multiply
    8,183,364.82x = 12,278,586.39 × 4,392,418.66
  4. Step 4: Simplify right side
    8,183,364.82x = 53,932,691,977,858.04
  5. Step 5: Solve for x
    x = 53,932,691,977,858.04/8,183,364.82
  6. Step 6: Final answer
    x = 6,590,527.63

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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.