Home / 39,412,291.88-54,388,449.06-22,008,942.92

Finding the Fourth Proportional to 39,412,291.88, 54,388,449.06 and 22,008,942.92

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Solution

The fourth proportional to 39,412,291.88, 54,388,449.06 and 22,008,942.92 is: 30,372,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,412,291.88 : 54,388,449.06 = 22,008,942.92 : x
  2. Step 2: Convert to fraction form
    39,412,291.88/54,388,449.06 = 22,008,942.92/x
  3. Step 3: Cross multiply
    39,412,291.88x = 54,388,449.06 × 22,008,942.92
  4. Step 4: Simplify right side
    39,412,291.88x = 1,197,032,270,868,867.75
  5. Step 5: Solve for x
    x = 1,197,032,270,868,867.75/39,412,291.88
  6. Step 6: Final answer
    x = 30,372,054.35

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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.