Home / 21,932,860.97-30,269,379.17-12,143,305.33

Finding the Fourth Proportional to 21,932,860.97, 30,269,379.17 and 12,143,305.33

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Solution

The fourth proportional to 21,932,860.97, 30,269,379.17 and 12,143,305.33 is: 16,758,885.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,932,860.97 : 30,269,379.17 = 12,143,305.33 : x
  2. Step 2: Convert to fraction form
    21,932,860.97/30,269,379.17 = 12,143,305.33/x
  3. Step 3: Cross multiply
    21,932,860.97x = 30,269,379.17 × 12,143,305.33
  4. Step 4: Simplify right side
    21,932,860.97x = 367,570,313,365,536.81
  5. Step 5: Solve for x
    x = 367,570,313,365,536.81/21,932,860.97
  6. Step 6: Final answer
    x = 16,758,885.85

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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.