Home / 21,293,947.62-31,940,917.77-6,731,090.04

Finding the Fourth Proportional to 21,293,947.62, 31,940,917.77 and 6,731,090.04

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Solution

The fourth proportional to 21,293,947.62, 31,940,917.77 and 6,731,090.04 is: 10,096,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,293,947.62 : 31,940,917.77 = 6,731,090.04 : x
  2. Step 2: Convert to fraction form
    21,293,947.62/31,940,917.77 = 6,731,090.04/x
  3. Step 3: Cross multiply
    21,293,947.62x = 31,940,917.77 × 6,731,090.04
  4. Step 4: Simplify right side
    21,293,947.62x = 214,997,193,470,106
  5. Step 5: Solve for x
    x = 214,997,193,470,106/21,293,947.62
  6. Step 6: Final answer
    x = 10,096,633.90

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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.