Home / 13,825,468.27-20,740,877.87-5,305,142.26

Finding the Fourth Proportional to 13,825,468.27, 20,740,877.87 and 5,305,142.26

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Solution

The fourth proportional to 13,825,468.27, 20,740,877.87 and 5,305,142.26 is: 7,958,740.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,468.27 : 20,740,877.87 = 5,305,142.26 : x
  2. Step 2: Convert to fraction form
    13,825,468.27/20,740,877.87 = 5,305,142.26/x
  3. Step 3: Cross multiply
    13,825,468.27x = 20,740,877.87 × 5,305,142.26
  4. Step 4: Simplify right side
    13,825,468.27x = 110,033,307,619,257.88
  5. Step 5: Solve for x
    x = 110,033,307,619,257.88/13,825,468.27
  6. Step 6: Final answer
    x = 7,958,740.02

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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.