Home / 10,505,487.88-15,760,795.79-4,028,447.52

Finding the Fourth Proportional to 10,505,487.88, 15,760,795.79 and 4,028,447.52

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Solution

The fourth proportional to 10,505,487.88, 15,760,795.79 and 4,028,447.52 is: 6,043,654.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505,487.88 : 15,760,795.79 = 4,028,447.52 : x
  2. Step 2: Convert to fraction form
    10,505,487.88/15,760,795.79 = 4,028,447.52/x
  3. Step 3: Cross multiply
    10,505,487.88x = 15,760,795.79 × 4,028,447.52
  4. Step 4: Simplify right side
    10,505,487.88x = 63,491,538,723,523.06
  5. Step 5: Solve for x
    x = 63,491,538,723,523.06/10,505,487.88
  6. Step 6: Final answer
    x = 6,043,654.46

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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.