Home / 13,361,375.21-20,007,710.79-9,256,852.53

Finding the Fourth Proportional to 13,361,375.21, 20,007,710.79 and 9,256,852.53

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Solution

The fourth proportional to 13,361,375.21, 20,007,710.79 and 9,256,852.53 is: 13,861,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,375.21 : 20,007,710.79 = 9,256,852.53 : x
  2. Step 2: Convert to fraction form
    13,361,375.21/20,007,710.79 = 9,256,852.53/x
  3. Step 3: Cross multiply
    13,361,375.21x = 20,007,710.79 × 9,256,852.53
  4. Step 4: Simplify right side
    13,361,375.21x = 185,208,428,245,919.78
  5. Step 5: Solve for x
    x = 185,208,428,245,919.78/13,361,375.21
  6. Step 6: Final answer
    x = 13,861,479.48

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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.