Home / 6,286,389.75-8,681,804.24-4,331,351.21

Finding the Fourth Proportional to 6,286,389.75, 8,681,804.24 and 4,331,351.21

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Solution

The fourth proportional to 6,286,389.75, 8,681,804.24 and 4,331,351.21 is: 5,981,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286,389.75 : 8,681,804.24 = 4,331,351.21 : x
  2. Step 2: Convert to fraction form
    6,286,389.75/8,681,804.24 = 4,331,351.21/x
  3. Step 3: Cross multiply
    6,286,389.75x = 8,681,804.24 × 4,331,351.21
  4. Step 4: Simplify right side
    6,286,389.75x = 37,603,943,234,841.35
  5. Step 5: Solve for x
    x = 37,603,943,234,841.35/6,286,389.75
  6. Step 6: Final answer
    x = 5,981,802.71

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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.