Home / 23,110,489.62-31,892,083.50-12,796,991.28

Finding the Fourth Proportional to 23,110,489.62, 31,892,083.50 and 12,796,991.28

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Solution

The fourth proportional to 23,110,489.62, 31,892,083.50 and 12,796,991.28 is: 17,659,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110,489.62 : 31,892,083.50 = 12,796,991.28 : x
  2. Step 2: Convert to fraction form
    23,110,489.62/31,892,083.50 = 12,796,991.28/x
  3. Step 3: Cross multiply
    23,110,489.62x = 31,892,083.50 × 12,796,991.28
  4. Step 4: Simplify right side
    23,110,489.62x = 408,122,714,450,531.88
  5. Step 5: Solve for x
    x = 408,122,714,450,531.88/23,110,489.62
  6. Step 6: Final answer
    x = 17,659,630.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.