Home / 20,848,228.80-31,277,008.80-8,067,595.20

Finding the Fourth Proportional to 20,848,228.80, 31,277,008.80 and 8,067,595.20

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Solution

The fourth proportional to 20,848,228.80, 31,277,008.80 and 8,067,595.20 is: 12,103,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,848,228.80 : 31,277,008.80 = 8,067,595.20 : x
  2. Step 2: Convert to fraction form
    20,848,228.80/31,277,008.80 = 8,067,595.20/x
  3. Step 3: Cross multiply
    20,848,228.80x = 31,277,008.80 × 8,067,595.20
  4. Step 4: Simplify right side
    20,848,228.80x = 252,330,246,065,237.78
  5. Step 5: Solve for x
    x = 252,330,246,065,237.78/20,848,228.80
  6. Step 6: Final answer
    x = 12,103,198.24

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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.