Home / 40,419,456.93-55,778,850.57-22,084,742.43

Finding the Fourth Proportional to 40,419,456.93, 55,778,850.57 and 22,084,742.43

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Solution

The fourth proportional to 40,419,456.93, 55,778,850.57 and 22,084,742.43 is: 30,476,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419,456.93 : 55,778,850.57 = 22,084,742.43 : x
  2. Step 2: Convert to fraction form
    40,419,456.93/55,778,850.57 = 22,084,742.43/x
  3. Step 3: Cross multiply
    40,419,456.93x = 55,778,850.57 × 22,084,742.43
  4. Step 4: Simplify right side
    40,419,456.93x = 1,231,861,547,879,908.75
  5. Step 5: Solve for x
    x = 1,231,861,547,879,908.75/40,419,456.93
  6. Step 6: Final answer
    x = 30,476,944.56

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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.