Home / 87,560,662.35-120,827,956.01-50,384,942.39

Finding the Fourth Proportional to 87,560,662.35, 120,827,956.01 and 50,384,942.39

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Solution

The fourth proportional to 87,560,662.35, 120,827,956.01 and 50,384,942.39 is: 69,527,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,560,662.35 : 120,827,956.01 = 50,384,942.39 : x
  2. Step 2: Convert to fraction form
    87,560,662.35/120,827,956.01 = 50,384,942.39/x
  3. Step 3: Cross multiply
    87,560,662.35x = 120,827,956.01 × 50,384,942.39
  4. Step 4: Simplify right side
    87,560,662.35x = 6,087,909,601,809,239
  5. Step 5: Solve for x
    x = 6,087,909,601,809,239/87,560,662.35
  6. Step 6: Final answer
    x = 69,527,907.15

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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.