Home / 12,322,455.21-18,492,764.36-5,845,550.85

Finding the Fourth Proportional to 12,322,455.21, 18,492,764.36 and 5,845,550.85

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Solution

The fourth proportional to 12,322,455.21, 18,492,764.36 and 5,845,550.85 is: 8,772,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322,455.21 : 18,492,764.36 = 5,845,550.85 : x
  2. Step 2: Convert to fraction form
    12,322,455.21/18,492,764.36 = 5,845,550.85/x
  3. Step 3: Cross multiply
    12,322,455.21x = 18,492,764.36 × 5,845,550.85
  4. Step 4: Simplify right side
    12,322,455.21x = 108,100,394,394,219.95
  5. Step 5: Solve for x
    x = 108,100,394,394,219.95/12,322,455.21
  6. Step 6: Final answer
    x = 8,772,634.39

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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.