Home / 49,743,171-74,582,693.46-20,981,613.24

Finding the Fourth Proportional to 49,743,171, 74,582,693.46 and 20,981,613.24

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Solution

The fourth proportional to 49,743,171, 74,582,693.46 and 20,981,613.24 is: 31,458,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,743,171 : 74,582,693.46 = 20,981,613.24 : x
  2. Step 2: Convert to fraction form
    49,743,171/74,582,693.46 = 20,981,613.24/x
  3. Step 3: Cross multiply
    49,743,171x = 74,582,693.46 × 20,981,613.24
  4. Step 4: Simplify right side
    49,743,171x = 1,564,865,228,575,197.25
  5. Step 5: Solve for x
    x = 1,564,865,228,575,197.25/49,743,171
  6. Step 6: Final answer
    x = 31,458,895.71

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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.