Home / 14,321,620.13-21,481,847.60-3,538,649.44

Finding the Fourth Proportional to 14,321,620.13, 21,481,847.60 and 3,538,649.44

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Solution

The fourth proportional to 14,321,620.13, 21,481,847.60 and 3,538,649.44 is: 5,307,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321,620.13 : 21,481,847.60 = 3,538,649.44 : x
  2. Step 2: Convert to fraction form
    14,321,620.13/21,481,847.60 = 3,538,649.44/x
  3. Step 3: Cross multiply
    14,321,620.13x = 21,481,847.60 × 3,538,649.44
  4. Step 4: Simplify right side
    14,321,620.13x = 76,016,727,872,496.11
  5. Step 5: Solve for x
    x = 76,016,727,872,496.11/14,321,620.13
  6. Step 6: Final answer
    x = 5,307,830.20

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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.