Home / 41,278,193.13-61,782,556.87-30,345,488.37

Finding the Fourth Proportional to 41,278,193.13, 61,782,556.87 and 30,345,488.37

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Solution

The fourth proportional to 41,278,193.13, 61,782,556.87 and 30,345,488.37 is: 45,419,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,278,193.13 : 61,782,556.87 = 30,345,488.37 : x
  2. Step 2: Convert to fraction form
    41,278,193.13/61,782,556.87 = 30,345,488.37/x
  3. Step 3: Cross multiply
    41,278,193.13x = 61,782,556.87 × 30,345,488.37
  4. Step 4: Simplify right side
    41,278,193.13x = 1,874,821,860,660,954.50
  5. Step 5: Solve for x
    x = 1,874,821,860,660,954.50/41,278,193.13
  6. Step 6: Final answer
    x = 45,419,184.28

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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.