Home / 11,728,193.58-17,611,638.03-7,914,517.56

Finding the Fourth Proportional to 11,728,193.58, 17,611,638.03 and 7,914,517.56

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Solution

The fourth proportional to 11,728,193.58, 17,611,638.03 and 7,914,517.56 is: 11,884,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728,193.58 : 17,611,638.03 = 7,914,517.56 : x
  2. Step 2: Convert to fraction form
    11,728,193.58/17,611,638.03 = 7,914,517.56/x
  3. Step 3: Cross multiply
    11,728,193.58x = 17,611,638.03 × 7,914,517.56
  4. Step 4: Simplify right side
    11,728,193.58x = 139,387,618,448,798.81
  5. Step 5: Solve for x
    x = 139,387,618,448,798.81/11,728,193.58
  6. Step 6: Final answer
    x = 11,884,832.69

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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.