Home / 30,336,090.20-45,504,135.30-11,162,879.90

Finding the Fourth Proportional to 30,336,090.20, 45,504,135.30 and 11,162,879.90

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Solution

The fourth proportional to 30,336,090.20, 45,504,135.30 and 11,162,879.90 is: 16,744,319.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336,090.20 : 45,504,135.30 = 11,162,879.90 : x
  2. Step 2: Convert to fraction form
    30,336,090.20/45,504,135.30 = 11,162,879.90/x
  3. Step 3: Cross multiply
    30,336,090.20x = 45,504,135.30 × 11,162,879.90
  4. Step 4: Simplify right side
    30,336,090.20x = 507,957,197,307,250.44
  5. Step 5: Solve for x
    x = 507,957,197,307,250.44/30,336,090.20
  6. Step 6: Final answer
    x = 16,744,319.85

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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.