Home / 11,485,000.80-15,850,007.16-6,328,361.04

Finding the Fourth Proportional to 11,485,000.80, 15,850,007.16 and 6,328,361.04

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Solution

The fourth proportional to 11,485,000.80, 15,850,007.16 and 6,328,361.04 is: 8,733,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485,000.80 : 15,850,007.16 = 6,328,361.04 : x
  2. Step 2: Convert to fraction form
    11,485,000.80/15,850,007.16 = 6,328,361.04/x
  3. Step 3: Cross multiply
    11,485,000.80x = 15,850,007.16 × 6,328,361.04
  4. Step 4: Simplify right side
    11,485,000.80x = 100,304,567,795,065.05
  5. Step 5: Solve for x
    x = 100,304,567,795,065.05/11,485,000.80
  6. Step 6: Final answer
    x = 8,733,527.28

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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.