Home / 12,194,453.61-18,275,734.62-4,997,561.49

Finding the Fourth Proportional to 12,194,453.61, 18,275,734.62 and 4,997,561.49

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Solution

The fourth proportional to 12,194,453.61, 18,275,734.62 and 4,997,561.49 is: 7,489,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,453.61 : 18,275,734.62 = 4,997,561.49 : x
  2. Step 2: Convert to fraction form
    12,194,453.61/18,275,734.62 = 4,997,561.49/x
  3. Step 3: Cross multiply
    12,194,453.61x = 18,275,734.62 × 4,997,561.49
  4. Step 4: Simplify right side
    12,194,453.61x = 91,334,107,538,371.80
  5. Step 5: Solve for x
    x = 91,334,107,538,371.80/12,194,453.61
  6. Step 6: Final answer
    x = 7,489,807.29

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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.