Home / 47,383,902.60-71,080,190.91-13,305,018.84

Finding the Fourth Proportional to 47,383,902.60, 71,080,190.91 and 13,305,018.84

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Solution

The fourth proportional to 47,383,902.60, 71,080,190.91 and 13,305,018.84 is: 19,958,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,383,902.60 : 71,080,190.91 = 13,305,018.84 : x
  2. Step 2: Convert to fraction form
    47,383,902.60/71,080,190.91 = 13,305,018.84/x
  3. Step 3: Cross multiply
    47,383,902.60x = 71,080,190.91 × 13,305,018.84
  4. Step 4: Simplify right side
    47,383,902.60x = 945,723,279,208,346.62
  5. Step 5: Solve for x
    x = 945,723,279,208,346.62/47,383,902.60
  6. Step 6: Final answer
    x = 19,958,746.06

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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.