Home / 14,969,224.60-20,657,409.62-8,690,334.54

Finding the Fourth Proportional to 14,969,224.60, 20,657,409.62 and 8,690,334.54

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Solution

The fourth proportional to 14,969,224.60, 20,657,409.62 and 8,690,334.54 is: 11,992,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969,224.60 : 20,657,409.62 = 8,690,334.54 : x
  2. Step 2: Convert to fraction form
    14,969,224.60/20,657,409.62 = 8,690,334.54/x
  3. Step 3: Cross multiply
    14,969,224.60x = 20,657,409.62 × 8,690,334.54
  4. Step 4: Simplify right side
    14,969,224.60x = 179,519,800,224,327.25
  5. Step 5: Solve for x
    x = 179,519,800,224,327.25/14,969,224.60
  6. Step 6: Final answer
    x = 11,992,591.81

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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.