Home / 7,273,784.80-10,917,286.80-3,682,050.40

Finding the Fourth Proportional to 7,273,784.80, 10,917,286.80 and 3,682,050.40

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Solution

The fourth proportional to 7,273,784.80, 10,917,286.80 and 3,682,050.40 is: 5,526,421.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273,784.80 : 10,917,286.80 = 3,682,050.40 : x
  2. Step 2: Convert to fraction form
    7,273,784.80/10,917,286.80 = 3,682,050.40/x
  3. Step 3: Cross multiply
    7,273,784.80x = 10,917,286.80 × 3,682,050.40
  4. Step 4: Simplify right side
    7,273,784.80x = 40,198,000,228,854.72
  5. Step 5: Solve for x
    x = 40,198,000,228,854.72/7,273,784.80
  6. Step 6: Final answer
    x = 5,526,421.43

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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.