Home / 7,900,045.70-11,850,067.17-2,220,270.02

Finding the Fourth Proportional to 7,900,045.70, 11,850,067.17 and 2,220,270.02

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Solution

The fourth proportional to 7,900,045.70, 11,850,067.17 and 2,220,270.02 is: 3,330,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,045.70 : 11,850,067.17 = 2,220,270.02 : x
  2. Step 2: Convert to fraction form
    7,900,045.70/11,850,067.17 = 2,220,270.02/x
  3. Step 3: Cross multiply
    7,900,045.70x = 11,850,067.17 × 2,220,270.02
  4. Step 4: Simplify right side
    7,900,045.70x = 26,310,348,813,286.91
  5. Step 5: Solve for x
    x = 26,310,348,813,286.91/7,900,045.70
  6. Step 6: Final answer
    x = 3,330,404.64

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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.