Home / 47,670,208.45-71,505,976.97-13,591,554.32

Finding the Fourth Proportional to 47,670,208.45, 71,505,976.97 and 13,591,554.32

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Solution

The fourth proportional to 47,670,208.45, 71,505,976.97 and 13,591,554.32 is: 20,387,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670,208.45 : 71,505,976.97 = 13,591,554.32 : x
  2. Step 2: Convert to fraction form
    47,670,208.45/71,505,976.97 = 13,591,554.32/x
  3. Step 3: Cross multiply
    47,670,208.45x = 71,505,976.97 × 13,591,554.32
  4. Step 4: Simplify right side
    47,670,208.45x = 971,877,370,405,167.75
  5. Step 5: Solve for x
    x = 971,877,370,405,167.75/47,670,208.45
  6. Step 6: Final answer
    x = 20,387,520.89

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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.