Home / 72,396,842.82-108,449,865.44-33,480,746.98

Finding the Fourth Proportional to 72,396,842.82, 108,449,865.44 and 33,480,746.98

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Solution

The fourth proportional to 72,396,842.82, 108,449,865.44 and 33,480,746.98 is: 50,153,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,396,842.82 : 108,449,865.44 = 33,480,746.98 : x
  2. Step 2: Convert to fraction form
    72,396,842.82/108,449,865.44 = 33,480,746.98/x
  3. Step 3: Cross multiply
    72,396,842.82x = 108,449,865.44 × 33,480,746.98
  4. Step 4: Simplify right side
    72,396,842.82x = 3,630,982,504,811,686.50
  5. Step 5: Solve for x
    x = 3,630,982,504,811,686.50/72,396,842.82
  6. Step 6: Final answer
    x = 50,153,879.14

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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.