Home / 5,618,072.36-8,422,049.28-2,021,310.56

Finding the Fourth Proportional to 5,618,072.36, 8,422,049.28 and 2,021,310.56

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Solution

The fourth proportional to 5,618,072.36, 8,422,049.28 and 2,021,310.56 is: 3,030,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,072.36 : 8,422,049.28 = 2,021,310.56 : x
  2. Step 2: Convert to fraction form
    5,618,072.36/8,422,049.28 = 2,021,310.56/x
  3. Step 3: Cross multiply
    5,618,072.36x = 8,422,049.28 × 2,021,310.56
  4. Step 4: Simplify right side
    5,618,072.36x = 17,023,577,146,504.40
  5. Step 5: Solve for x
    x = 17,023,577,146,504.40/5,618,072.36
  6. Step 6: Final answer
    x = 3,030,145.58

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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.