Home / 33,286,191.80-45,930,966.42-18,399,504.87

Finding the Fourth Proportional to 33,286,191.80, 45,930,966.42 and 18,399,504.87

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Solution

The fourth proportional to 33,286,191.80, 45,930,966.42 and 18,399,504.87 is: 25,389,117.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286,191.80 : 45,930,966.42 = 18,399,504.87 : x
  2. Step 2: Convert to fraction form
    33,286,191.80/45,930,966.42 = 18,399,504.87/x
  3. Step 3: Cross multiply
    33,286,191.80x = 45,930,966.42 × 18,399,504.87
  4. Step 4: Simplify right side
    33,286,191.80x = 845,107,040,328,596.50
  5. Step 5: Solve for x
    x = 845,107,040,328,596.50/33,286,191.80
  6. Step 6: Final answer
    x = 25,389,117.67

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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.