Home / 6,550,478.88-9,039,696.71-3,798,797.78

Finding the Fourth Proportional to 6,550,478.88, 9,039,696.71 and 3,798,797.78

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Solution

The fourth proportional to 6,550,478.88, 9,039,696.71 and 3,798,797.78 is: 5,242,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550,478.88 : 9,039,696.71 = 3,798,797.78 : x
  2. Step 2: Convert to fraction form
    6,550,478.88/9,039,696.71 = 3,798,797.78/x
  3. Step 3: Cross multiply
    6,550,478.88x = 9,039,696.71 × 3,798,797.78
  4. Step 4: Simplify right side
    6,550,478.88x = 34,339,979,729,628.83
  5. Step 5: Solve for x
    x = 34,339,979,729,628.83/6,550,478.88
  6. Step 6: Final answer
    x = 5,242,361.72

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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.