Home / 22,429,947.20-33,660,667.20-9,659,616.80

Finding the Fourth Proportional to 22,429,947.20, 33,660,667.20 and 9,659,616.80

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Solution

The fourth proportional to 22,429,947.20, 33,660,667.20 and 9,659,616.80 is: 14,496,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429,947.20 : 33,660,667.20 = 9,659,616.80 : x
  2. Step 2: Convert to fraction form
    22,429,947.20/33,660,667.20 = 9,659,616.80/x
  3. Step 3: Cross multiply
    22,429,947.20x = 33,660,667.20 × 9,659,616.80
  4. Step 4: Simplify right side
    22,429,947.20x = 325,149,146,384,329
  5. Step 5: Solve for x
    x = 325,149,146,384,329/22,429,947.20
  6. Step 6: Final answer
    x = 14,496,206.50

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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.