Home / 54,436,584.96-75,120,168.96-31,215,582.72

Finding the Fourth Proportional to 54,436,584.96, 75,120,168.96 and 31,215,582.72

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Solution

The fourth proportional to 54,436,584.96, 75,120,168.96 and 31,215,582.72 is: 43,076,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436,584.96 : 75,120,168.96 = 31,215,582.72 : x
  2. Step 2: Convert to fraction form
    54,436,584.96/75,120,168.96 = 31,215,582.72/x
  3. Step 3: Cross multiply
    54,436,584.96x = 75,120,168.96 × 31,215,582.72
  4. Step 4: Simplify right side
    54,436,584.96x = 2,344,919,848,111,256
  5. Step 5: Solve for x
    x = 2,344,919,848,111,256/54,436,584.96
  6. Step 6: Final answer
    x = 43,076,174.78

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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.