Home / 8,365,879.20-12,548,559.60-2,382,247.20

Finding the Fourth Proportional to 8,365,879.20, 12,548,559.60 and 2,382,247.20

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Solution

The fourth proportional to 8,365,879.20, 12,548,559.60 and 2,382,247.20 is: 3,573,296.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,879.20 : 12,548,559.60 = 2,382,247.20 : x
  2. Step 2: Convert to fraction form
    8,365,879.20/12,548,559.60 = 2,382,247.20/x
  3. Step 3: Cross multiply
    8,365,879.20x = 12,548,559.60 × 2,382,247.20
  4. Step 4: Simplify right side
    8,365,879.20x = 29,893,770,971,133.12
  5. Step 5: Solve for x
    x = 29,893,770,971,133.12/8,365,879.20
  6. Step 6: Final answer
    x = 3,573,296.99

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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.