Home / 21,591,879.60-32,389,493.80-7,214,998.80

Finding the Fourth Proportional to 21,591,879.60, 32,389,493.80 and 7,214,998.80

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Solution

The fourth proportional to 21,591,879.60, 32,389,493.80 and 7,214,998.80 is: 10,823,057.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,879.60 : 32,389,493.80 = 7,214,998.80 : x
  2. Step 2: Convert to fraction form
    21,591,879.60/32,389,493.80 = 7,214,998.80/x
  3. Step 3: Cross multiply
    21,591,879.60x = 32,389,493.80 × 7,214,998.80
  4. Step 4: Simplify right side
    21,591,879.60x = 233,690,158,899,607.44
  5. Step 5: Solve for x
    x = 233,690,158,899,607.44/21,591,879.60
  6. Step 6: Final answer
    x = 10,823,057.71

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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.