Home / 13,860,372.21-20,794,101.25-5,338,420.53

Finding the Fourth Proportional to 13,860,372.21, 20,794,101.25 and 5,338,420.53

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Solution

The fourth proportional to 13,860,372.21, 20,794,101.25 and 5,338,420.53 is: 8,008,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,372.21 : 20,794,101.25 = 5,338,420.53 : x
  2. Step 2: Convert to fraction form
    13,860,372.21/20,794,101.25 = 5,338,420.53/x
  3. Step 3: Cross multiply
    13,860,372.21x = 20,794,101.25 × 5,338,420.53
  4. Step 4: Simplify right side
    13,860,372.21x = 111,007,656,934,584.28
  5. Step 5: Solve for x
    x = 111,007,656,934,584.28/13,860,372.21
  6. Step 6: Final answer
    x = 8,008,995.38

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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.