Home / 54,222,527.70-81,333,791.55-18,320,217.30

Finding the Fourth Proportional to 54,222,527.70, 81,333,791.55 and 18,320,217.30

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Solution

The fourth proportional to 54,222,527.70, 81,333,791.55 and 18,320,217.30 is: 27,480,325.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,222,527.70 : 81,333,791.55 = 18,320,217.30 : x
  2. Step 2: Convert to fraction form
    54,222,527.70/81,333,791.55 = 18,320,217.30/x
  3. Step 3: Cross multiply
    54,222,527.70x = 81,333,791.55 × 18,320,217.30
  4. Step 4: Simplify right side
    54,222,527.70x = 1,490,052,735,028,903.75
  5. Step 5: Solve for x
    x = 1,490,052,735,028,903.75/54,222,527.70
  6. Step 6: Final answer
    x = 27,480,325.95

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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.