Home / 25,193,067.60-37,763,796.60-12,393,886.80

Finding the Fourth Proportional to 25,193,067.60, 37,763,796.60 and 12,393,886.80

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Solution

The fourth proportional to 25,193,067.60, 37,763,796.60 and 12,393,886.80 is: 18,578,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193,067.60 : 37,763,796.60 = 12,393,886.80 : x
  2. Step 2: Convert to fraction form
    25,193,067.60/37,763,796.60 = 12,393,886.80/x
  3. Step 3: Cross multiply
    25,193,067.60x = 37,763,796.60 × 12,393,886.80
  4. Step 4: Simplify right side
    25,193,067.60x = 468,040,220,198,624.94
  5. Step 5: Solve for x
    x = 468,040,220,198,624.94/25,193,067.60
  6. Step 6: Final answer
    x = 18,578,135.37

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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.