Home / 9,191,623.20-13,787,434.80-2,801,865.30

Finding the Fourth Proportional to 9,191,623.20, 13,787,434.80 and 2,801,865.30

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Solution

The fourth proportional to 9,191,623.20, 13,787,434.80 and 2,801,865.30 is: 4,202,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191,623.20 : 13,787,434.80 = 2,801,865.30 : x
  2. Step 2: Convert to fraction form
    9,191,623.20/13,787,434.80 = 2,801,865.30/x
  3. Step 3: Cross multiply
    9,191,623.20x = 13,787,434.80 × 2,801,865.30
  4. Step 4: Simplify right side
    9,191,623.20x = 38,630,535,142,132.44
  5. Step 5: Solve for x
    x = 38,630,535,142,132.44/9,191,623.20
  6. Step 6: Final answer
    x = 4,202,797.95

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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.