Home / 4,887,536.11-7,331,969.99-2,839,157.89

Finding the Fourth Proportional to 4,887,536.11, 7,331,969.99 and 2,839,157.89

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Solution

The fourth proportional to 4,887,536.11, 7,331,969.99 and 2,839,157.89 is: 4,259,123.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887,536.11 : 7,331,969.99 = 2,839,157.89 : x
  2. Step 2: Convert to fraction form
    4,887,536.11/7,331,969.99 = 2,839,157.89/x
  3. Step 3: Cross multiply
    4,887,536.11x = 7,331,969.99 × 2,839,157.89
  4. Step 4: Simplify right side
    4,887,536.11x = 20,816,620,446,351.72
  5. Step 5: Solve for x
    x = 20,816,620,446,351.72/4,887,536.11
  6. Step 6: Final answer
    x = 4,259,123.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.