Home / 13,515,436.40-20,273,361.96-4,540,066.16

Finding the Fourth Proportional to 13,515,436.40, 20,273,361.96 and 4,540,066.16

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Solution

The fourth proportional to 13,515,436.40, 20,273,361.96 and 4,540,066.16 is: 6,810,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,515,436.40 : 20,273,361.96 = 4,540,066.16 : x
  2. Step 2: Convert to fraction form
    13,515,436.40/20,273,361.96 = 4,540,066.16/x
  3. Step 3: Cross multiply
    13,515,436.40x = 20,273,361.96 × 4,540,066.16
  4. Step 4: Simplify right side
    13,515,436.40x = 92,042,404,584,027.28
  5. Step 5: Solve for x
    x = 92,042,404,584,027.28/13,515,436.40
  6. Step 6: Final answer
    x = 6,810,168.90

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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.