Home / 6,381,021.67-8,806,554.39-3,628,121.58

Finding the Fourth Proportional to 6,381,021.67, 8,806,554.39 and 3,628,121.58

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Solution

The fourth proportional to 6,381,021.67, 8,806,554.39 and 3,628,121.58 is: 5,007,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,021.67 : 8,806,554.39 = 3,628,121.58 : x
  2. Step 2: Convert to fraction form
    6,381,021.67/8,806,554.39 = 3,628,121.58/x
  3. Step 3: Cross multiply
    6,381,021.67x = 8,806,554.39 × 3,628,121.58
  4. Step 4: Simplify right side
    6,381,021.67x = 31,951,250,027,802.74
  5. Step 5: Solve for x
    x = 31,951,250,027,802.74/6,381,021.67
  6. Step 6: Final answer
    x = 5,007,231.08

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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.