Home / 71,040,131.80-106,560,197.70-23,171,075.80

Finding the Fourth Proportional to 71,040,131.80, 106,560,197.70 and 23,171,075.80

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Solution

The fourth proportional to 71,040,131.80, 106,560,197.70 and 23,171,075.80 is: 34,756,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,040,131.80 : 106,560,197.70 = 23,171,075.80 : x
  2. Step 2: Convert to fraction form
    71,040,131.80/106,560,197.70 = 23,171,075.80/x
  3. Step 3: Cross multiply
    71,040,131.80x = 106,560,197.70 × 23,171,075.80
  4. Step 4: Simplify right side
    71,040,131.80x = 2,469,114,418,169,686
  5. Step 5: Solve for x
    x = 2,469,114,418,169,686/71,040,131.80
  6. Step 6: Final answer
    x = 34,756,613.70

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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.