Home / 12,495,766.59-18,744,062.31-4,298,326.56

Finding the Fourth Proportional to 12,495,766.59, 18,744,062.31 and 4,298,326.56

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Solution

The fourth proportional to 12,495,766.59, 18,744,062.31 and 4,298,326.56 is: 6,447,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495,766.59 : 18,744,062.31 = 4,298,326.56 : x
  2. Step 2: Convert to fraction form
    12,495,766.59/18,744,062.31 = 4,298,326.56/x
  3. Step 3: Cross multiply
    12,495,766.59x = 18,744,062.31 × 4,298,326.56
  4. Step 4: Simplify right side
    12,495,766.59x = 80,568,100,869,367.94
  5. Step 5: Solve for x
    x = 80,568,100,869,367.94/12,495,766.59
  6. Step 6: Final answer
    x = 6,447,631.71

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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.