Home / 6,989,067.10-9,644,892.87-3,933,281.35

Finding the Fourth Proportional to 6,989,067.10, 9,644,892.87 and 3,933,281.35

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Solution

The fourth proportional to 6,989,067.10, 9,644,892.87 and 3,933,281.35 is: 5,427,917.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,067.10 : 9,644,892.87 = 3,933,281.35 : x
  2. Step 2: Convert to fraction form
    6,989,067.10/9,644,892.87 = 3,933,281.35/x
  3. Step 3: Cross multiply
    6,989,067.10x = 9,644,892.87 × 3,933,281.35
  4. Step 4: Simplify right side
    6,989,067.10x = 37,936,077,248,318.97
  5. Step 5: Solve for x
    x = 37,936,077,248,318.97/6,989,067.10
  6. Step 6: Final answer
    x = 5,427,917.16

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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.