Home / 22,011,012.90-33,016,519.35-13,933,109.70

Finding the Fourth Proportional to 22,011,012.90, 33,016,519.35 and 13,933,109.70

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Solution

The fourth proportional to 22,011,012.90, 33,016,519.35 and 13,933,109.70 is: 20,899,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011,012.90 : 33,016,519.35 = 13,933,109.70 : x
  2. Step 2: Convert to fraction form
    22,011,012.90/33,016,519.35 = 13,933,109.70/x
  3. Step 3: Cross multiply
    22,011,012.90x = 33,016,519.35 × 13,933,109.70
  4. Step 4: Simplify right side
    22,011,012.90x = 460,022,786,015,722.69
  5. Step 5: Solve for x
    x = 460,022,786,015,722.69/22,011,012.90
  6. Step 6: Final answer
    x = 20,899,664.55

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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.