Home / 15,155,562.53-20,914,684.66-8,186,240.03

Finding the Fourth Proportional to 15,155,562.53, 20,914,684.66 and 8,186,240.03

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Solution

The fourth proportional to 15,155,562.53, 20,914,684.66 and 8,186,240.03 is: 11,297,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,155,562.53 : 20,914,684.66 = 8,186,240.03 : x
  2. Step 2: Convert to fraction form
    15,155,562.53/20,914,684.66 = 8,186,240.03/x
  3. Step 3: Cross multiply
    15,155,562.53x = 20,914,684.66 × 8,186,240.03
  4. Step 4: Simplify right side
    15,155,562.53x = 171,212,628,810,340.03
  5. Step 5: Solve for x
    x = 171,212,628,810,340.03/15,155,562.53
  6. Step 6: Final answer
    x = 11,297,015.77

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