Home / 25,344,129.80-38,016,194.70-8,305,358.60

Finding the Fourth Proportional to 25,344,129.80, 38,016,194.70 and 8,305,358.60

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Solution

The fourth proportional to 25,344,129.80, 38,016,194.70 and 8,305,358.60 is: 12,458,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344,129.80 : 38,016,194.70 = 8,305,358.60 : x
  2. Step 2: Convert to fraction form
    25,344,129.80/38,016,194.70 = 8,305,358.60/x
  3. Step 3: Cross multiply
    25,344,129.80x = 38,016,194.70 × 8,305,358.60
  4. Step 4: Simplify right side
    25,344,129.80x = 315,738,129,590,919.44
  5. Step 5: Solve for x
    x = 315,738,129,590,919.44/25,344,129.80
  6. Step 6: Final answer
    x = 12,458,037.90

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1.5x scale

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.