Home / 20,179,098.76-30,267,801.42-9,392,690.44

Finding the Fourth Proportional to 20,179,098.76, 30,267,801.42 and 9,392,690.44

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Solution

The fourth proportional to 20,179,098.76, 30,267,801.42 and 9,392,690.44 is: 14,088,641.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179,098.76 : 30,267,801.42 = 9,392,690.44 : x
  2. Step 2: Convert to fraction form
    20,179,098.76/30,267,801.42 = 9,392,690.44/x
  3. Step 3: Cross multiply
    20,179,098.76x = 30,267,801.42 × 9,392,690.44
  4. Step 4: Simplify right side
    20,179,098.76x = 284,296,089,037,452.44
  5. Step 5: Solve for x
    x = 284,296,089,037,452.44/20,179,098.76
  6. Step 6: Final answer
    x = 14,088,641.54

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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.