Home / 6,538,955.80-9,785,105.70-4,143,947.80

Finding the Fourth Proportional to 6,538,955.80, 9,785,105.70 and 4,143,947.80

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Solution

The fourth proportional to 6,538,955.80, 9,785,105.70 and 4,143,947.80 is: 6,201,137.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,955.80 : 9,785,105.70 = 4,143,947.80 : x
  2. Step 2: Convert to fraction form
    6,538,955.80/9,785,105.70 = 4,143,947.80/x
  3. Step 3: Cross multiply
    6,538,955.80x = 9,785,105.70 × 4,143,947.80
  4. Step 4: Simplify right side
    6,538,955.80x = 40,548,967,238,282.45
  5. Step 5: Solve for x
    x = 40,548,967,238,282.45/6,538,955.80
  6. Step 6: Final answer
    x = 6,201,137.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.