Home / 7,380,072.30-11,070,108.45-4,530,945.90

Finding the Fourth Proportional to 7,380,072.30, 11,070,108.45 and 4,530,945.90

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Solution

The fourth proportional to 7,380,072.30, 11,070,108.45 and 4,530,945.90 is: 6,796,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,072.30 : 11,070,108.45 = 4,530,945.90 : x
  2. Step 2: Convert to fraction form
    7,380,072.30/11,070,108.45 = 4,530,945.90/x
  3. Step 3: Cross multiply
    7,380,072.30x = 11,070,108.45 × 4,530,945.90
  4. Step 4: Simplify right side
    7,380,072.30x = 50,158,062,494,082.86
  5. Step 5: Solve for x
    x = 50,158,062,494,082.86/7,380,072.30
  6. Step 6: Final answer
    x = 6,796,418.85

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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.