Home / 25,578,672.37-38,395,321.76-11,012,805.25

Finding the Fourth Proportional to 25,578,672.37, 38,395,321.76 and 11,012,805.25

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Solution

The fourth proportional to 25,578,672.37, 38,395,321.76 and 11,012,805.25 is: 16,530,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578,672.37 : 38,395,321.76 = 11,012,805.25 : x
  2. Step 2: Convert to fraction form
    25,578,672.37/38,395,321.76 = 11,012,805.25/x
  3. Step 3: Cross multiply
    25,578,672.37x = 38,395,321.76 × 11,012,805.25
  4. Step 4: Simplify right side
    25,578,672.37x = 422,840,200,998,903.25
  5. Step 5: Solve for x
    x = 422,840,200,998,903.25/25,578,672.37
  6. Step 6: Final answer
    x = 16,530,967.47

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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.