Home / 20,288,625.12-30,436,359.12-6,822,252

Finding the Fourth Proportional to 20,288,625.12, 30,436,359.12 and 6,822,252

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Solution

The fourth proportional to 20,288,625.12, 30,436,359.12 and 6,822,252 is: 10,234,528.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,288,625.12 : 30,436,359.12 = 6,822,252 : x
  2. Step 2: Convert to fraction form
    20,288,625.12/30,436,359.12 = 6,822,252/x
  3. Step 3: Cross multiply
    20,288,625.12x = 30,436,359.12 × 6,822,252
  4. Step 4: Simplify right side
    20,288,625.12x = 207,644,511,879,138.25
  5. Step 5: Solve for x
    x = 207,644,511,879,138.25/20,288,625.12
  6. Step 6: Final answer
    x = 10,234,528.49

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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.