Home / 20,558,793.52-30,835,390.92-5,411,456.56

Finding the Fourth Proportional to 20,558,793.52, 30,835,390.92 and 5,411,456.56

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Solution

The fourth proportional to 20,558,793.52, 30,835,390.92 and 5,411,456.56 is: 8,116,448.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,558,793.52 : 30,835,390.92 = 5,411,456.56 : x
  2. Step 2: Convert to fraction form
    20,558,793.52/30,835,390.92 = 5,411,456.56/x
  3. Step 3: Cross multiply
    20,558,793.52x = 30,835,390.92 × 5,411,456.56
  4. Step 4: Simplify right side
    20,558,793.52x = 166,864,378,474,198.44
  5. Step 5: Solve for x
    x = 166,864,378,474,198.44/20,558,793.52
  6. Step 6: Final answer
    x = 8,116,448.00

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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.