Home / 8,412,323.73-12,613,431.65-3,288,651.11

Finding the Fourth Proportional to 8,412,323.73, 12,613,431.65 and 3,288,651.11

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Solution

The fourth proportional to 8,412,323.73, 12,613,431.65 and 3,288,651.11 is: 4,931,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412,323.73 : 12,613,431.65 = 3,288,651.11 : x
  2. Step 2: Convert to fraction form
    8,412,323.73/12,613,431.65 = 3,288,651.11/x
  3. Step 3: Cross multiply
    8,412,323.73x = 12,613,431.65 × 3,288,651.11
  4. Step 4: Simplify right side
    8,412,323.73x = 41,481,175,917,171.22
  5. Step 5: Solve for x
    x = 41,481,175,917,171.22/8,412,323.73
  6. Step 6: Final answer
    x = 4,931,000.90

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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.