Home / 13,891,983.20-20,797,424.40-9,910,671.20

Finding the Fourth Proportional to 13,891,983.20, 20,797,424.40 and 9,910,671.20

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Solution

The fourth proportional to 13,891,983.20, 20,797,424.40 and 9,910,671.20 is: 14,837,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,983.20 : 20,797,424.40 = 9,910,671.20 : x
  2. Step 2: Convert to fraction form
    13,891,983.20/20,797,424.40 = 9,910,671.20/x
  3. Step 3: Cross multiply
    13,891,983.20x = 20,797,424.40 × 9,910,671.20
  4. Step 4: Simplify right side
    13,891,983.20x = 206,116,435,035,257.25
  5. Step 5: Solve for x
    x = 206,116,435,035,257.25/13,891,983.20
  6. Step 6: Final answer
    x = 14,837,077.76

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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.