Home / 15,521,646.20-23,282,469.30-15,202,781.60

Finding the Fourth Proportional to 15,521,646.20, 23,282,469.30 and 15,202,781.60

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Solution

The fourth proportional to 15,521,646.20, 23,282,469.30 and 15,202,781.60 is: 22,804,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521,646.20 : 23,282,469.30 = 15,202,781.60 : x
  2. Step 2: Convert to fraction form
    15,521,646.20/23,282,469.30 = 15,202,781.60/x
  3. Step 3: Cross multiply
    15,521,646.20x = 23,282,469.30 × 15,202,781.60
  4. Step 4: Simplify right side
    15,521,646.20x = 353,958,295,876,604.88
  5. Step 5: Solve for x
    x = 353,958,295,876,604.88/15,521,646.20
  6. Step 6: Final answer
    x = 22,804,172.40

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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.