Home / 33,986,708.40-50,972,977.80-12,431,463.60

Finding the Fourth Proportional to 33,986,708.40, 50,972,977.80 and 12,431,463.60

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Solution

The fourth proportional to 33,986,708.40, 50,972,977.80 and 12,431,463.60 is: 18,644,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986,708.40 : 50,972,977.80 = 12,431,463.60 : x
  2. Step 2: Convert to fraction form
    33,986,708.40/50,972,977.80 = 12,431,463.60/x
  3. Step 3: Cross multiply
    33,986,708.40x = 50,972,977.80 × 12,431,463.60
  4. Step 4: Simplify right side
    33,986,708.40x = 633,668,718,104,308
  5. Step 5: Solve for x
    x = 633,668,718,104,308/33,986,708.40
  6. Step 6: Final answer
    x = 18,644,603.96

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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.