Home / 16,919,075.22-25,379,599.70-4,787,523.78

Finding the Fourth Proportional to 16,919,075.22, 25,379,599.70 and 4,787,523.78

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Solution

The fourth proportional to 16,919,075.22, 25,379,599.70 and 4,787,523.78 is: 7,181,564.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919,075.22 : 25,379,599.70 = 4,787,523.78 : x
  2. Step 2: Convert to fraction form
    16,919,075.22/25,379,599.70 = 4,787,523.78/x
  3. Step 3: Cross multiply
    16,919,075.22x = 25,379,599.70 × 4,787,523.78
  4. Step 4: Simplify right side
    16,919,075.22x = 121,505,437,090,630.88
  5. Step 5: Solve for x
    x = 121,505,437,090,630.88/16,919,075.22
  6. Step 6: Final answer
    x = 7,181,564.92

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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.