Home / 6,825,639.10-9,419,319.94-3,728,161.80

Finding the Fourth Proportional to 6,825,639.10, 9,419,319.94 and 3,728,161.80

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Solution

The fourth proportional to 6,825,639.10, 9,419,319.94 and 3,728,161.80 is: 5,144,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825,639.10 : 9,419,319.94 = 3,728,161.80 : x
  2. Step 2: Convert to fraction form
    6,825,639.10/9,419,319.94 = 3,728,161.80/x
  3. Step 3: Cross multiply
    6,825,639.10x = 9,419,319.94 × 3,728,161.80
  4. Step 4: Simplify right side
    6,825,639.10x = 35,116,748,782,286.29
  5. Step 5: Solve for x
    x = 35,116,748,782,286.29/6,825,639.10
  6. Step 6: Final answer
    x = 5,144,829.41

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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.