Home / 55,251,589-76,252,580.40-41,288,698.30

Finding the Fourth Proportional to 55,251,589, 76,252,580.40 and 41,288,698.30

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Solution

The fourth proportional to 55,251,589, 76,252,580.40 and 41,288,698.30 is: 56,982,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,251,589 : 76,252,580.40 = 41,288,698.30 : x
  2. Step 2: Convert to fraction form
    55,251,589/76,252,580.40 = 41,288,698.30/x
  3. Step 3: Cross multiply
    55,251,589x = 76,252,580.40 × 41,288,698.30
  4. Step 4: Simplify right side
    55,251,589x = 3,148,369,786,732,093.50
  5. Step 5: Solve for x
    x = 3,148,369,786,732,093.50/55,251,589
  6. Step 6: Final answer
    x = 56,982,429.71

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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.