Home / 20,764,418.44-28,652,066.42-11,595,892.36

Finding the Fourth Proportional to 20,764,418.44, 28,652,066.42 and 11,595,892.36

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Solution

The fourth proportional to 20,764,418.44, 28,652,066.42 and 11,595,892.36 is: 16,000,750.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,764,418.44 : 28,652,066.42 = 11,595,892.36 : x
  2. Step 2: Convert to fraction form
    20,764,418.44/28,652,066.42 = 11,595,892.36/x
  3. Step 3: Cross multiply
    20,764,418.44x = 28,652,066.42 × 11,595,892.36
  4. Step 4: Simplify right side
    20,764,418.44x = 332,246,278,097,890.56
  5. Step 5: Solve for x
    x = 332,246,278,097,890.56/20,764,418.44
  6. Step 6: Final answer
    x = 16,000,750.47

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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.