Home / 20,592,481.64-30,876,609.72-7,813,884.92

Finding the Fourth Proportional to 20,592,481.64, 30,876,609.72 and 7,813,884.92

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Solution

The fourth proportional to 20,592,481.64, 30,876,609.72 and 7,813,884.92 is: 11,716,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,592,481.64 : 30,876,609.72 = 7,813,884.92 : x
  2. Step 2: Convert to fraction form
    20,592,481.64/30,876,609.72 = 7,813,884.92/x
  3. Step 3: Cross multiply
    20,592,481.64x = 30,876,609.72 × 7,813,884.92
  4. Step 4: Simplify right side
    20,592,481.64x = 241,266,275,071,833.41
  5. Step 5: Solve for x
    x = 241,266,275,071,833.41/20,592,481.64
  6. Step 6: Final answer
    x = 11,716,231.16

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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.