Home / 20,794,269.34-28,694,165.92-11,501,639.44

Finding the Fourth Proportional to 20,794,269.34, 28,694,165.92 and 11,501,639.44

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Solution

The fourth proportional to 20,794,269.34, 28,694,165.92 and 11,501,639.44 is: 15,871,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,794,269.34 : 28,694,165.92 = 11,501,639.44 : x
  2. Step 2: Convert to fraction form
    20,794,269.34/28,694,165.92 = 11,501,639.44/x
  3. Step 3: Cross multiply
    20,794,269.34x = 28,694,165.92 × 11,501,639.44
  4. Step 4: Simplify right side
    20,794,269.34x = 330,029,950,383,398.88
  5. Step 5: Solve for x
    x = 330,029,950,383,398.88/20,794,269.34
  6. Step 6: Final answer
    x = 15,871,197.25

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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.