Home / 23,328,028.80-34,992,043.20-20,493,676.80

Finding the Fourth Proportional to 23,328,028.80, 34,992,043.20 and 20,493,676.80

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Solution

The fourth proportional to 23,328,028.80, 34,992,043.20 and 20,493,676.80 is: 30,740,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,028.80 : 34,992,043.20 = 20,493,676.80 : x
  2. Step 2: Convert to fraction form
    23,328,028.80/34,992,043.20 = 20,493,676.80/x
  3. Step 3: Cross multiply
    23,328,028.80x = 34,992,043.20 × 20,493,676.80
  4. Step 4: Simplify right side
    23,328,028.80x = 717,115,623,912,437.88
  5. Step 5: Solve for x
    x = 717,115,623,912,437.88/23,328,028.80
  6. Step 6: Final answer
    x = 30,740,515.20

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Similar ratio
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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.