Home / 4,128,198.30-6,192,297.45-2,693,307.60

Finding the Fourth Proportional to 4,128,198.30, 6,192,297.45 and 2,693,307.60

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Solution

The fourth proportional to 4,128,198.30, 6,192,297.45 and 2,693,307.60 is: 4,039,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,198.30 : 6,192,297.45 = 2,693,307.60 : x
  2. Step 2: Convert to fraction form
    4,128,198.30/6,192,297.45 = 2,693,307.60/x
  3. Step 3: Cross multiply
    4,128,198.30x = 6,192,297.45 × 2,693,307.60
  4. Step 4: Simplify right side
    4,128,198.30x = 16,677,761,783,545.62
  5. Step 5: Solve for x
    x = 16,677,761,783,545.62/4,128,198.30
  6. Step 6: Final answer
    x = 4,039,961.40

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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.