Home / 39,915,163.11-55,082,936.06-22,033,394.36

Finding the Fourth Proportional to 39,915,163.11, 55,082,936.06 and 22,033,394.36

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Solution

The fourth proportional to 39,915,163.11, 55,082,936.06 and 22,033,394.36 is: 30,406,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915,163.11 : 55,082,936.06 = 22,033,394.36 : x
  2. Step 2: Convert to fraction form
    39,915,163.11/55,082,936.06 = 22,033,394.36/x
  3. Step 3: Cross multiply
    39,915,163.11x = 55,082,936.06 × 22,033,394.36
  4. Step 4: Simplify right side
    39,915,163.11x = 1,213,664,052,716,644.75
  5. Step 5: Solve for x
    x = 1,213,664,052,716,644.75/39,915,163.11
  6. Step 6: Final answer
    x = 30,406,090.27

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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.