Home / 27,278,342.50-40,917,824.79-9,328,846.18

Finding the Fourth Proportional to 27,278,342.50, 40,917,824.79 and 9,328,846.18

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Solution

The fourth proportional to 27,278,342.50, 40,917,824.79 and 9,328,846.18 is: 13,993,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278,342.50 : 40,917,824.79 = 9,328,846.18 : x
  2. Step 2: Convert to fraction form
    27,278,342.50/40,917,824.79 = 9,328,846.18/x
  3. Step 3: Cross multiply
    27,278,342.50x = 40,917,824.79 × 9,328,846.18
  4. Step 4: Simplify right side
    27,278,342.50x = 381,716,093,486,100.81
  5. Step 5: Solve for x
    x = 381,716,093,486,100.81/27,278,342.50
  6. Step 6: Final answer
    x = 13,993,375.64

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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.