Home / 13,980,836.90-20,944,388.05-8,573,719.97

Finding the Fourth Proportional to 13,980,836.90, 20,944,388.05 and 8,573,719.97

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Solution

The fourth proportional to 13,980,836.90, 20,944,388.05 and 8,573,719.97 is: 12,844,103.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,836.90 : 20,944,388.05 = 8,573,719.97 : x
  2. Step 2: Convert to fraction form
    13,980,836.90/20,944,388.05 = 8,573,719.97/x
  3. Step 3: Cross multiply
    13,980,836.90x = 20,944,388.05 × 8,573,719.97
  4. Step 4: Simplify right side
    13,980,836.90x = 179,571,318,083,714.38
  5. Step 5: Solve for x
    x = 179,571,318,083,714.38/13,980,836.90
  6. Step 6: Final answer
    x = 12,844,103.64

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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.