Home / 36,515,279.45-50,392,660.26-20,217,755.45

Finding the Fourth Proportional to 36,515,279.45, 50,392,660.26 and 20,217,755.45

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Solution

The fourth proportional to 36,515,279.45, 50,392,660.26 and 20,217,755.45 is: 27,901,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515,279.45 : 50,392,660.26 = 20,217,755.45 : x
  2. Step 2: Convert to fraction form
    36,515,279.45/50,392,660.26 = 20,217,755.45/x
  3. Step 3: Cross multiply
    36,515,279.45x = 50,392,660.26 × 20,217,755.45
  4. Step 4: Simplify right side
    36,515,279.45x = 1,018,826,481,359,650.12
  5. Step 5: Solve for x
    x = 1,018,826,481,359,650.12/36,515,279.45
  6. Step 6: Final answer
    x = 27,901,374.35

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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.