Home / 20,899,826.62-28,842,117.27-11,481,014.73

Finding the Fourth Proportional to 20,899,826.62, 28,842,117.27 and 11,481,014.73

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Solution

The fourth proportional to 20,899,826.62, 28,842,117.27 and 11,481,014.73 is: 15,843,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,899,826.62 : 28,842,117.27 = 11,481,014.73 : x
  2. Step 2: Convert to fraction form
    20,899,826.62/28,842,117.27 = 11,481,014.73/x
  3. Step 3: Cross multiply
    20,899,826.62x = 28,842,117.27 × 11,481,014.73
  4. Step 4: Simplify right side
    20,899,826.62x = 331,136,773,077,046.81
  5. Step 5: Solve for x
    x = 331,136,773,077,046.81/20,899,826.62
  6. Step 6: Final answer
    x = 15,843,996.18

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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.