Home / 5,388,190.12-8,083,801.50-2,355,822.28

Finding the Fourth Proportional to 5,388,190.12, 8,083,801.50 and 2,355,822.28

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Solution

The fourth proportional to 5,388,190.12, 8,083,801.50 and 2,355,822.28 is: 3,534,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,190.12 : 8,083,801.50 = 2,355,822.28 : x
  2. Step 2: Convert to fraction form
    5,388,190.12/8,083,801.50 = 2,355,822.28/x
  3. Step 3: Cross multiply
    5,388,190.12x = 8,083,801.50 × 2,355,822.28
  4. Step 4: Simplify right side
    5,388,190.12x = 19,043,999,680,797.42
  5. Step 5: Solve for x
    x = 19,043,999,680,797.42/5,388,190.12
  6. Step 6: Final answer
    x = 3,534,396.38

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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.