Home / 27,789,733.28-38,351,959.44-17,485,289.12

Finding the Fourth Proportional to 27,789,733.28, 38,351,959.44 and 17,485,289.12

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Solution

The fourth proportional to 27,789,733.28, 38,351,959.44 and 17,485,289.12 is: 24,131,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789,733.28 : 38,351,959.44 = 17,485,289.12 : x
  2. Step 2: Convert to fraction form
    27,789,733.28/38,351,959.44 = 17,485,289.12/x
  3. Step 3: Cross multiply
    27,789,733.28x = 38,351,959.44 × 17,485,289.12
  4. Step 4: Simplify right side
    27,789,733.28x = 670,595,099,126,913.25
  5. Step 5: Solve for x
    x = 670,595,099,126,913.25/27,789,733.28
  6. Step 6: Final answer
    x = 24,131,037.62

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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.