Home / 36,434,431.23-50,279,442.17-20,753,449.77

Finding the Fourth Proportional to 36,434,431.23, 50,279,442.17 and 20,753,449.77

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Solution

The fourth proportional to 36,434,431.23, 50,279,442.17 and 20,753,449.77 is: 28,639,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434,431.23 : 50,279,442.17 = 20,753,449.77 : x
  2. Step 2: Convert to fraction form
    36,434,431.23/50,279,442.17 = 20,753,449.77/x
  3. Step 3: Cross multiply
    36,434,431.23x = 50,279,442.17 × 20,753,449.77
  4. Step 4: Simplify right side
    36,434,431.23x = 1,043,471,877,538,714.88
  5. Step 5: Solve for x
    x = 1,043,471,877,538,714.88/36,434,431.23
  6. Step 6: Final answer
    x = 28,639,719.14

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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.