Home / 14,244,861.20-21,367,291.80-12,826,518.80

Finding the Fourth Proportional to 14,244,861.20, 21,367,291.80 and 12,826,518.80

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Solution

The fourth proportional to 14,244,861.20, 21,367,291.80 and 12,826,518.80 is: 19,239,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244,861.20 : 21,367,291.80 = 12,826,518.80 : x
  2. Step 2: Convert to fraction form
    14,244,861.20/21,367,291.80 = 12,826,518.80/x
  3. Step 3: Cross multiply
    14,244,861.20x = 21,367,291.80 × 12,826,518.80
  4. Step 4: Simplify right side
    14,244,861.20x = 274,067,969,977,785.88
  5. Step 5: Solve for x
    x = 274,067,969,977,785.88/14,244,861.20
  6. Step 6: Final answer
    x = 19,239,778.20

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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.