Home / 6,344,033.38-8,759,315.78-3,899,921.43

Finding the Fourth Proportional to 6,344,033.38, 8,759,315.78 and 3,899,921.43

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Solution

The fourth proportional to 6,344,033.38, 8,759,315.78 and 3,899,921.43 is: 5,384,688.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344,033.38 : 8,759,315.78 = 3,899,921.43 : x
  2. Step 2: Convert to fraction form
    6,344,033.38/8,759,315.78 = 3,899,921.43/x
  3. Step 3: Cross multiply
    6,344,033.38x = 8,759,315.78 × 3,899,921.43
  4. Step 4: Simplify right side
    6,344,033.38x = 34,160,643,259,262.98
  5. Step 5: Solve for x
    x = 34,160,643,259,262.98/6,344,033.38
  6. Step 6: Final answer
    x = 5,384,688.45

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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.