Home / 39,446,212.86-54,436,978.44-22,043,291.58

Finding the Fourth Proportional to 39,446,212.86, 54,436,978.44 and 22,043,291.58

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Solution

The fourth proportional to 39,446,212.86, 54,436,978.44 and 22,043,291.58 is: 30,420,415.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,446,212.86 : 54,436,978.44 = 22,043,291.58 : x
  2. Step 2: Convert to fraction form
    39,446,212.86/54,436,978.44 = 22,043,291.58/x
  3. Step 3: Cross multiply
    39,446,212.86x = 54,436,978.44 × 22,043,291.58
  4. Step 4: Simplify right side
    39,446,212.86x = 1,199,970,188,487,093.50
  5. Step 5: Solve for x
    x = 1,199,970,188,487,093.50/39,446,212.86
  6. Step 6: Final answer
    x = 30,420,415.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.