Home / 16,919,074.22-25,379,598.20-4,787,522.78

Finding the Fourth Proportional to 16,919,074.22, 25,379,598.20 and 4,787,522.78

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Solution

The fourth proportional to 16,919,074.22, 25,379,598.20 and 4,787,522.78 is: 7,181,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919,074.22 : 25,379,598.20 = 4,787,522.78 : x
  2. Step 2: Convert to fraction form
    16,919,074.22/25,379,598.20 = 4,787,522.78/x
  3. Step 3: Cross multiply
    16,919,074.22x = 25,379,598.20 × 4,787,522.78
  4. Step 4: Simplify right side
    16,919,074.22x = 121,505,404,378,911.41
  5. Step 5: Solve for x
    x = 121,505,404,378,911.41/16,919,074.22
  6. Step 6: Final answer
    x = 7,181,563.41

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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.