Home / 13,851,137.44-20,775,720.78-4,265,516.44

Finding the Fourth Proportional to 13,851,137.44, 20,775,720.78 and 4,265,516.44

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Solution

The fourth proportional to 13,851,137.44, 20,775,720.78 and 4,265,516.44 is: 6,397,971.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,137.44 : 20,775,720.78 = 4,265,516.44 : x
  2. Step 2: Convert to fraction form
    13,851,137.44/20,775,720.78 = 4,265,516.44/x
  3. Step 3: Cross multiply
    13,851,137.44x = 20,775,720.78 × 4,265,516.44
  4. Step 4: Simplify right side
    13,851,137.44x = 88,619,178,539,939.64
  5. Step 5: Solve for x
    x = 88,619,178,539,939.64/13,851,137.44
  6. Step 6: Final answer
    x = 6,397,971.21

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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.