Home / 13,026,179.44-17,964,366.60-8,131,852.72

Finding the Fourth Proportional to 13,026,179.44, 17,964,366.60 and 8,131,852.72

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Solution

The fourth proportional to 13,026,179.44, 17,964,366.60 and 8,131,852.72 is: 11,214,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026,179.44 : 17,964,366.60 = 8,131,852.72 : x
  2. Step 2: Convert to fraction form
    13,026,179.44/17,964,366.60 = 8,131,852.72/x
  3. Step 3: Cross multiply
    13,026,179.44x = 17,964,366.60 × 8,131,852.72
  4. Step 4: Simplify right side
    13,026,179.44x = 146,083,583,399,287.16
  5. Step 5: Solve for x
    x = 146,083,583,399,287.16/13,026,179.44
  6. Step 6: Final answer
    x = 11,214,614.70

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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.