Home / 7,375,785.80-11,063,678.70-7,328,546.60

Finding the Fourth Proportional to 7,375,785.80, 11,063,678.70 and 7,328,546.60

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Solution

The fourth proportional to 7,375,785.80, 11,063,678.70 and 7,328,546.60 is: 10,992,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375,785.80 : 11,063,678.70 = 7,328,546.60 : x
  2. Step 2: Convert to fraction form
    7,375,785.80/11,063,678.70 = 7,328,546.60/x
  3. Step 3: Cross multiply
    7,375,785.80x = 11,063,678.70 × 7,328,546.60
  4. Step 4: Simplify right side
    7,375,785.80x = 81,080,684,920,377.41
  5. Step 5: Solve for x
    x = 81,080,684,920,377.41/7,375,785.80
  6. Step 6: Final answer
    x = 10,992,819.90

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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.