Home / 47,691,602.90-71,542,653.15-15,337,999.70

Finding the Fourth Proportional to 47,691,602.90, 71,542,653.15 and 15,337,999.70

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Solution

The fourth proportional to 47,691,602.90, 71,542,653.15 and 15,337,999.70 is: 23,008,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691,602.90 : 71,542,653.15 = 15,337,999.70 : x
  2. Step 2: Convert to fraction form
    47,691,602.90/71,542,653.15 = 15,337,999.70/x
  3. Step 3: Cross multiply
    47,691,602.90x = 71,542,653.15 × 15,337,999.70
  4. Step 4: Simplify right side
    47,691,602.90x = 1,097,321,192,551,904.12
  5. Step 5: Solve for x
    x = 1,097,321,192,551,904.12/47,691,602.90
  6. Step 6: Final answer
    x = 23,008,687.61

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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.