Home / 13,841,649.20-20,766,102.60-5,322,263.60

Finding the Fourth Proportional to 13,841,649.20, 20,766,102.60 and 5,322,263.60

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Solution

The fourth proportional to 13,841,649.20, 20,766,102.60 and 5,322,263.60 is: 7,984,790.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841,649.20 : 20,766,102.60 = 5,322,263.60 : x
  2. Step 2: Convert to fraction form
    13,841,649.20/20,766,102.60 = 5,322,263.60/x
  3. Step 3: Cross multiply
    13,841,649.20x = 20,766,102.60 × 5,322,263.60
  4. Step 4: Simplify right side
    13,841,649.20x = 110,522,671,981,845.36
  5. Step 5: Solve for x
    x = 110,522,671,981,845.36/13,841,649.20
  6. Step 6: Final answer
    x = 7,984,790.71

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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.