Home / 6,787,890.93-9,367,326.09-3,997,135.29

Finding the Fourth Proportional to 6,787,890.93, 9,367,326.09 and 3,997,135.29

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Solution

The fourth proportional to 6,787,890.93, 9,367,326.09 and 3,997,135.29 is: 5,516,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,890.93 : 9,367,326.09 = 3,997,135.29 : x
  2. Step 2: Convert to fraction form
    6,787,890.93/9,367,326.09 = 3,997,135.29/x
  3. Step 3: Cross multiply
    6,787,890.93x = 9,367,326.09 × 3,997,135.29
  4. Step 4: Simplify right side
    6,787,890.93x = 37,442,469,687,276.72
  5. Step 5: Solve for x
    x = 37,442,469,687,276.72/6,787,890.93
  6. Step 6: Final answer
    x = 5,516,068.26

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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.