Home / 52,942,774.72-79,391,592.24-20,147,747.44

Finding the Fourth Proportional to 52,942,774.72, 79,391,592.24 and 20,147,747.44

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Solution

The fourth proportional to 52,942,774.72, 79,391,592.24 and 20,147,747.44 is: 30,213,032.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,942,774.72 : 79,391,592.24 = 20,147,747.44 : x
  2. Step 2: Convert to fraction form
    52,942,774.72/79,391,592.24 = 20,147,747.44/x
  3. Step 3: Cross multiply
    52,942,774.72x = 79,391,592.24 × 20,147,747.44
  4. Step 4: Simplify right side
    52,942,774.72x = 1,599,561,749,310,983.75
  5. Step 5: Solve for x
    x = 1,599,561,749,310,983.75/52,942,774.72
  6. Step 6: Final answer
    x = 30,213,032.05

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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.