Home / 79,741,478.25-110,043,284.13-43,072,049.25

Finding the Fourth Proportional to 79,741,478.25, 110,043,284.13 and 43,072,049.25

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Solution

The fourth proportional to 79,741,478.25, 110,043,284.13 and 43,072,049.25 is: 59,439,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,741,478.25 : 110,043,284.13 = 43,072,049.25 : x
  2. Step 2: Convert to fraction form
    79,741,478.25/110,043,284.13 = 43,072,049.25/x
  3. Step 3: Cross multiply
    79,741,478.25x = 110,043,284.13 × 43,072,049.25
  4. Step 4: Simplify right side
    79,741,478.25x = 4,739,789,753,679,103
  5. Step 5: Solve for x
    x = 4,739,789,753,679,103/79,741,478.25
  6. Step 6: Final answer
    x = 59,439,451.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.