Home / 11,137,987-16,704,414.42-6,282,419.32

Finding the Fourth Proportional to 11,137,987, 16,704,414.42 and 6,282,419.32

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Solution

The fourth proportional to 11,137,987, 16,704,414.42 and 6,282,419.32 is: 9,422,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137,987 : 16,704,414.42 = 6,282,419.32 : x
  2. Step 2: Convert to fraction form
    11,137,987/16,704,414.42 = 6,282,419.32/x
  3. Step 3: Cross multiply
    11,137,987x = 16,704,414.42 × 6,282,419.32
  4. Step 4: Simplify right side
    11,137,987x = 104,944,135,881,494.59
  5. Step 5: Solve for x
    x = 104,944,135,881,494.59/11,137,987
  6. Step 6: Final answer
    x = 9,422,181.57

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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.