Home / 6,787,640.42-9,366,943.78-3,731,854.66

Finding the Fourth Proportional to 6,787,640.42, 9,366,943.78 and 3,731,854.66

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Solution

The fourth proportional to 6,787,640.42, 9,366,943.78 and 3,731,854.66 is: 5,149,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,640.42 : 9,366,943.78 = 3,731,854.66 : x
  2. Step 2: Convert to fraction form
    6,787,640.42/9,366,943.78 = 3,731,854.66/x
  3. Step 3: Cross multiply
    6,787,640.42x = 9,366,943.78 × 3,731,854.66
  4. Step 4: Simplify right side
    6,787,640.42x = 34,956,072,795,351.02
  5. Step 5: Solve for x
    x = 34,956,072,795,351.02/6,787,640.42
  6. Step 6: Final answer
    x = 5,149,959.43

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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.