Home / 55,405,943.29-76,467,797.31-31,883,996.62

Finding the Fourth Proportional to 55,405,943.29, 76,467,797.31 and 31,883,996.62

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Solution

The fourth proportional to 55,405,943.29, 76,467,797.31 and 31,883,996.62 is: 44,004,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,405,943.29 : 76,467,797.31 = 31,883,996.62 : x
  2. Step 2: Convert to fraction form
    55,405,943.29/76,467,797.31 = 31,883,996.62/x
  3. Step 3: Cross multiply
    55,405,943.29x = 76,467,797.31 × 31,883,996.62
  4. Step 4: Simplify right side
    55,405,943.29x = 2,438,098,990,970,885
  5. Step 5: Solve for x
    x = 2,438,098,990,970,885/55,405,943.29
  6. Step 6: Final answer
    x = 44,004,286.29

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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.