Home / 6,392,167.73-8,818,382.60-3,911,506.55

Finding the Fourth Proportional to 6,392,167.73, 8,818,382.60 and 3,911,506.55

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Solution

The fourth proportional to 6,392,167.73, 8,818,382.60 and 3,911,506.55 is: 5,396,160.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392,167.73 : 8,818,382.60 = 3,911,506.55 : x
  2. Step 2: Convert to fraction form
    6,392,167.73/8,818,382.60 = 3,911,506.55/x
  3. Step 3: Cross multiply
    6,392,167.73x = 8,818,382.60 × 3,911,506.55
  4. Step 4: Simplify right side
    6,392,167.73x = 34,493,161,256,214.11
  5. Step 5: Solve for x
    x = 34,493,161,256,214.11/6,392,167.73
  6. Step 6: Final answer
    x = 5,396,160.23

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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.