Home / 18,082,261.80-27,123,392.70-4,619,089.80

Finding the Fourth Proportional to 18,082,261.80, 27,123,392.70 and 4,619,089.80

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Solution

The fourth proportional to 18,082,261.80, 27,123,392.70 and 4,619,089.80 is: 6,928,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082,261.80 : 27,123,392.70 = 4,619,089.80 : x
  2. Step 2: Convert to fraction form
    18,082,261.80/27,123,392.70 = 4,619,089.80/x
  3. Step 3: Cross multiply
    18,082,261.80x = 27,123,392.70 × 4,619,089.80
  4. Step 4: Simplify right side
    18,082,261.80x = 125,285,386,561,964.45
  5. Step 5: Solve for x
    x = 125,285,386,561,964.45/18,082,261.80
  6. Step 6: Final answer
    x = 6,928,634.70

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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.