Home / 8,719,618.31-13,079,493.07-3,326,818.94

Finding the Fourth Proportional to 8,719,618.31, 13,079,493.07 and 3,326,818.94

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Solution

The fourth proportional to 8,719,618.31, 13,079,493.07 and 3,326,818.94 is: 4,990,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719,618.31 : 13,079,493.07 = 3,326,818.94 : x
  2. Step 2: Convert to fraction form
    8,719,618.31/13,079,493.07 = 3,326,818.94/x
  3. Step 3: Cross multiply
    8,719,618.31x = 13,079,493.07 × 3,326,818.94
  4. Step 4: Simplify right side
    8,719,618.31x = 43,513,105,188,843.19
  5. Step 5: Solve for x
    x = 43,513,105,188,843.19/8,719,618.31
  6. Step 6: Final answer
    x = 4,990,253.43

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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.