Home / 36,932,921.76-50,970,070.44-20,412,690.96

Finding the Fourth Proportional to 36,932,921.76, 50,970,070.44 and 20,412,690.96

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Solution

The fourth proportional to 36,932,921.76, 50,970,070.44 and 20,412,690.96 is: 28,170,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,932,921.76 : 50,970,070.44 = 20,412,690.96 : x
  2. Step 2: Convert to fraction form
    36,932,921.76/50,970,070.44 = 20,412,690.96/x
  3. Step 3: Cross multiply
    36,932,921.76x = 50,970,070.44 × 20,412,690.96
  4. Step 4: Simplify right side
    36,932,921.76x = 1,040,436,296,101,151.25
  5. Step 5: Solve for x
    x = 1,040,436,296,101,151.25/36,932,921.76
  6. Step 6: Final answer
    x = 28,170,971.77

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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.