Home / 28,659,366.44-42,981,069.66-9,491,618.12

Finding the Fourth Proportional to 28,659,366.44, 42,981,069.66 and 9,491,618.12

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Solution

The fourth proportional to 28,659,366.44, 42,981,069.66 and 9,491,618.12 is: 14,234,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659,366.44 : 42,981,069.66 = 9,491,618.12 : x
  2. Step 2: Convert to fraction form
    28,659,366.44/42,981,069.66 = 9,491,618.12/x
  3. Step 3: Cross multiply
    28,659,366.44x = 42,981,069.66 × 9,491,618.12
  4. Step 4: Simplify right side
    28,659,366.44x = 407,959,899,601,838.19
  5. Step 5: Solve for x
    x = 407,959,899,601,838.19/28,659,366.44
  6. Step 6: Final answer
    x = 14,234,784.31

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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.