Home / 7,228,042.72-9,974,604.84-4,130,530.83

Finding the Fourth Proportional to 7,228,042.72, 9,974,604.84 and 4,130,530.83

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Solution

The fourth proportional to 7,228,042.72, 9,974,604.84 and 4,130,530.83 is: 5,700,078.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,042.72 : 9,974,604.84 = 4,130,530.83 : x
  2. Step 2: Convert to fraction form
    7,228,042.72/9,974,604.84 = 4,130,530.83/x
  3. Step 3: Cross multiply
    7,228,042.72x = 9,974,604.84 × 4,130,530.83
  4. Step 4: Simplify right side
    7,228,042.72x = 41,200,412,793,197.73
  5. Step 5: Solve for x
    x = 41,200,412,793,197.73/7,228,042.72
  6. Step 6: Final answer
    x = 5,700,078.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.