Home / 11,214,441-16,821,419.76-3,127,201.20

Finding the Fourth Proportional to 11,214,441, 16,821,419.76 and 3,127,201.20

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Solution

The fourth proportional to 11,214,441, 16,821,419.76 and 3,127,201.20 is: 4,690,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214,441 : 16,821,419.76 = 3,127,201.20 : x
  2. Step 2: Convert to fraction form
    11,214,441/16,821,419.76 = 3,127,201.20/x
  3. Step 3: Cross multiply
    11,214,441x = 16,821,419.76 × 3,127,201.20
  4. Step 4: Simplify right side
    11,214,441x = 52,603,964,059,175.72
  5. Step 5: Solve for x
    x = 52,603,964,059,175.72/11,214,441
  6. Step 6: Final answer
    x = 4,690,734.39

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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.