Home / 18,142,860.60-27,151,305.30-16,631,206.20

Finding the Fourth Proportional to 18,142,860.60, 27,151,305.30 and 16,631,206.20

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Solution

The fourth proportional to 18,142,860.60, 27,151,305.30 and 16,631,206.20 is: 24,889,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,142,860.60 : 27,151,305.30 = 16,631,206.20 : x
  2. Step 2: Convert to fraction form
    18,142,860.60/27,151,305.30 = 16,631,206.20/x
  3. Step 3: Cross multiply
    18,142,860.60x = 27,151,305.30 × 16,631,206.20
  4. Step 4: Simplify right side
    18,142,860.60x = 451,558,957,043,452.88
  5. Step 5: Solve for x
    x = 451,558,957,043,452.88/18,142,860.60
  6. Step 6: Final answer
    x = 24,889,071.63

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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.