Home / 8,660,296-12,990,497.76-2,270,490.88

Finding the Fourth Proportional to 8,660,296, 12,990,497.76 and 2,270,490.88

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Solution

The fourth proportional to 8,660,296, 12,990,497.76 and 2,270,490.88 is: 3,405,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,660,296 : 12,990,497.76 = 2,270,490.88 : x
  2. Step 2: Convert to fraction form
    8,660,296/12,990,497.76 = 2,270,490.88/x
  3. Step 3: Cross multiply
    8,660,296x = 12,990,497.76 × 2,270,490.88
  4. Step 4: Simplify right side
    8,660,296x = 29,494,806,690,740.43
  5. Step 5: Solve for x
    x = 29,494,806,690,740.43/8,660,296
  6. Step 6: Final answer
    x = 3,405,750.41

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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.