Home / 36,651,716.79-50,588,178.21-20,979,826.07

Finding the Fourth Proportional to 36,651,716.79, 50,588,178.21 and 20,979,826.07

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Solution

The fourth proportional to 36,651,716.79, 50,588,178.21 and 20,979,826.07 is: 28,957,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651,716.79 : 50,588,178.21 = 20,979,826.07 : x
  2. Step 2: Convert to fraction form
    36,651,716.79/50,588,178.21 = 20,979,826.07/x
  3. Step 3: Cross multiply
    36,651,716.79x = 50,588,178.21 × 20,979,826.07
  4. Step 4: Simplify right side
    36,651,716.79x = 1,061,331,179,791,023.12
  5. Step 5: Solve for x
    x = 1,061,331,179,791,023.12/36,651,716.79
  6. Step 6: Final answer
    x = 28,957,202.36

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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.