Home / 11,252,571.20-16,860,403.67-4,770,467.22

Finding the Fourth Proportional to 11,252,571.20, 16,860,403.67 and 4,770,467.22

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Solution

The fourth proportional to 11,252,571.20, 16,860,403.67 and 4,770,467.22 is: 7,147,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252,571.20 : 16,860,403.67 = 4,770,467.22 : x
  2. Step 2: Convert to fraction form
    11,252,571.20/16,860,403.67 = 4,770,467.22/x
  3. Step 3: Cross multiply
    11,252,571.20x = 16,860,403.67 × 4,770,467.22
  4. Step 4: Simplify right side
    11,252,571.20x = 80,432,003,023,702.70
  5. Step 5: Solve for x
    x = 80,432,003,023,702.70/11,252,571.20
  6. Step 6: Final answer
    x = 7,147,877.72

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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.