Home / 6,320,927.80-9,481,391.70-5,647,769.20

Finding the Fourth Proportional to 6,320,927.80, 9,481,391.70 and 5,647,769.20

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Solution

The fourth proportional to 6,320,927.80, 9,481,391.70 and 5,647,769.20 is: 8,471,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320,927.80 : 9,481,391.70 = 5,647,769.20 : x
  2. Step 2: Convert to fraction form
    6,320,927.80/9,481,391.70 = 5,647,769.20/x
  3. Step 3: Cross multiply
    6,320,927.80x = 9,481,391.70 × 5,647,769.20
  4. Step 4: Simplify right side
    6,320,927.80x = 53,548,712,016,395.64
  5. Step 5: Solve for x
    x = 53,548,712,016,395.64/6,320,927.80
  6. Step 6: Final answer
    x = 8,471,653.80

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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.