Home / 8,385,464.40-11,568,580.92-5,286,968.88

Finding the Fourth Proportional to 8,385,464.40, 11,568,580.92 and 5,286,968.88

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Solution

The fourth proportional to 8,385,464.40, 11,568,580.92 and 5,286,968.88 is: 7,293,898.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385,464.40 : 11,568,580.92 = 5,286,968.88 : x
  2. Step 2: Convert to fraction form
    8,385,464.40/11,568,580.92 = 5,286,968.88/x
  3. Step 3: Cross multiply
    8,385,464.40x = 11,568,580.92 × 5,286,968.88
  4. Step 4: Simplify right side
    8,385,464.40x = 61,162,727,309,801.77
  5. Step 5: Solve for x
    x = 61,162,727,309,801.77/8,385,464.40
  6. Step 6: Final answer
    x = 7,293,898.63

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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.