Home / 9,288,805.20-13,933,207.80-3,221,520.45

Finding the Fourth Proportional to 9,288,805.20, 13,933,207.80 and 3,221,520.45

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Solution

The fourth proportional to 9,288,805.20, 13,933,207.80 and 3,221,520.45 is: 4,832,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,805.20 : 13,933,207.80 = 3,221,520.45 : x
  2. Step 2: Convert to fraction form
    9,288,805.20/13,933,207.80 = 3,221,520.45/x
  3. Step 3: Cross multiply
    9,288,805.20x = 13,933,207.80 × 3,221,520.45
  4. Step 4: Simplify right side
    9,288,805.20x = 44,886,113,861,799.52
  5. Step 5: Solve for x
    x = 44,886,113,861,799.52/9,288,805.20
  6. Step 6: Final answer
    x = 4,832,280.68

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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.