Home / 30,094,119.64-41,542,593.78-20,317,801.96

Finding the Fourth Proportional to 30,094,119.64, 41,542,593.78 and 20,317,801.96

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Solution

The fourth proportional to 30,094,119.64, 41,542,593.78 and 20,317,801.96 is: 28,047,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,094,119.64 : 41,542,593.78 = 20,317,801.96 : x
  2. Step 2: Convert to fraction form
    30,094,119.64/41,542,593.78 = 20,317,801.96/x
  3. Step 3: Cross multiply
    30,094,119.64x = 41,542,593.78 × 20,317,801.96
  4. Step 4: Simplify right side
    30,094,119.64x = 844,054,193,326,767.88
  5. Step 5: Solve for x
    x = 844,054,193,326,767.88/30,094,119.64
  6. Step 6: Final answer
    x = 28,047,146.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.