Home / 6,724,161.78-9,279,299.30-3,823,552.86

Finding the Fourth Proportional to 6,724,161.78, 9,279,299.30 and 3,823,552.86

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Solution

The fourth proportional to 6,724,161.78, 9,279,299.30 and 3,823,552.86 is: 5,276,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724,161.78 : 9,279,299.30 = 3,823,552.86 : x
  2. Step 2: Convert to fraction form
    6,724,161.78/9,279,299.30 = 3,823,552.86/x
  3. Step 3: Cross multiply
    6,724,161.78x = 9,279,299.30 × 3,823,552.86
  4. Step 4: Simplify right side
    6,724,161.78x = 35,479,891,358,193.23
  5. Step 5: Solve for x
    x = 35,479,891,358,193.23/6,724,161.78
  6. Step 6: Final answer
    x = 5,276,477.95

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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.