Home / 7,900,537.26-11,850,805.90-2,220,761.57

Finding the Fourth Proportional to 7,900,537.26, 11,850,805.90 and 2,220,761.57

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Solution

The fourth proportional to 7,900,537.26, 11,850,805.90 and 2,220,761.57 is: 3,331,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,537.26 : 11,850,805.90 = 2,220,761.57 : x
  2. Step 2: Convert to fraction form
    7,900,537.26/11,850,805.90 = 2,220,761.57/x
  3. Step 3: Cross multiply
    7,900,537.26x = 11,850,805.90 × 2,220,761.57
  4. Step 4: Simplify right side
    7,900,537.26x = 26,317,814,358,380.71
  5. Step 5: Solve for x
    x = 26,317,814,358,380.71/7,900,537.26
  6. Step 6: Final answer
    x = 3,331,142.36

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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.