Home / 7,568,891.76-10,444,396.96-4,215,801.42

Finding the Fourth Proportional to 7,568,891.76, 10,444,396.96 and 4,215,801.42

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Solution

The fourth proportional to 7,568,891.76, 10,444,396.96 and 4,215,801.42 is: 5,817,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568,891.76 : 10,444,396.96 = 4,215,801.42 : x
  2. Step 2: Convert to fraction form
    7,568,891.76/10,444,396.96 = 4,215,801.42/x
  3. Step 3: Cross multiply
    7,568,891.76x = 10,444,396.96 × 4,215,801.42
  4. Step 4: Simplify right side
    7,568,891.76x = 44,031,503,535,011.69
  5. Step 5: Solve for x
    x = 44,031,503,535,011.69/7,568,891.76
  6. Step 6: Final answer
    x = 5,817,430.73

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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.