Home / 13,728,093.44-20,584,066.48-5,209,028.60

Finding the Fourth Proportional to 13,728,093.44, 20,584,066.48 and 5,209,028.60

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Solution

The fourth proportional to 13,728,093.44, 20,584,066.48 and 5,209,028.60 is: 7,810,479.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,728,093.44 : 20,584,066.48 = 5,209,028.60 : x
  2. Step 2: Convert to fraction form
    13,728,093.44/20,584,066.48 = 5,209,028.60/x
  3. Step 3: Cross multiply
    13,728,093.44x = 20,584,066.48 × 5,209,028.60
  4. Step 4: Simplify right side
    13,728,093.44x = 107,222,990,882,678.42
  5. Step 5: Solve for x
    x = 107,222,990,882,678.42/13,728,093.44
  6. Step 6: Final answer
    x = 7,810,479.39

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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.