Home / 9,313,761.09-13,970,645.25-4,190,207.61

Finding the Fourth Proportional to 9,313,761.09, 13,970,645.25 and 4,190,207.61

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Solution

The fourth proportional to 9,313,761.09, 13,970,645.25 and 4,190,207.61 is: 6,285,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313,761.09 : 13,970,645.25 = 4,190,207.61 : x
  2. Step 2: Convert to fraction form
    9,313,761.09/13,970,645.25 = 4,190,207.61/x
  3. Step 3: Cross multiply
    9,313,761.09x = 13,970,645.25 × 4,190,207.61
  4. Step 4: Simplify right side
    9,313,761.09x = 58,539,904,043,160.35
  5. Step 5: Solve for x
    x = 58,539,904,043,160.35/9,313,761.09
  6. Step 6: Final answer
    x = 6,285,313.04

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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.