Home / 11,028,163.77-16,539,436.27-7,819,837.96

Finding the Fourth Proportional to 11,028,163.77, 16,539,436.27 and 7,819,837.96

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Solution

The fourth proportional to 11,028,163.77, 16,539,436.27 and 7,819,837.96 is: 11,727,764.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028,163.77 : 16,539,436.27 = 7,819,837.96 : x
  2. Step 2: Convert to fraction form
    11,028,163.77/16,539,436.27 = 7,819,837.96/x
  3. Step 3: Cross multiply
    11,028,163.77x = 16,539,436.27 × 7,819,837.96
  4. Step 4: Simplify right side
    11,028,163.77x = 129,335,711,580,584.45
  5. Step 5: Solve for x
    x = 129,335,711,580,584.45/11,028,163.77
  6. Step 6: Final answer
    x = 11,727,764.86

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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.