Home / 25,760,212.56-35,534,893.32-20,922,918.48

Finding the Fourth Proportional to 25,760,212.56, 35,534,893.32 and 20,922,918.48

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Solution

The fourth proportional to 25,760,212.56, 35,534,893.32 and 20,922,918.48 is: 28,862,093.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,760,212.56 : 35,534,893.32 = 20,922,918.48 : x
  2. Step 2: Convert to fraction form
    25,760,212.56/35,534,893.32 = 20,922,918.48/x
  3. Step 3: Cross multiply
    25,760,212.56x = 35,534,893.32 × 20,922,918.48
  4. Step 4: Simplify right side
    25,760,212.56x = 743,493,676,129,856.62
  5. Step 5: Solve for x
    x = 743,493,676,129,856.62/25,760,212.56
  6. Step 6: Final answer
    x = 28,862,093.99

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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.