Home / 11,214,431.32-16,821,405.60-3,127,191.52

Finding the Fourth Proportional to 11,214,431.32, 16,821,405.60 and 3,127,191.52

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Solution

The fourth proportional to 11,214,431.32, 16,821,405.60 and 3,127,191.52 is: 4,690,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214,431.32 : 16,821,405.60 = 3,127,191.52 : x
  2. Step 2: Convert to fraction form
    11,214,431.32/16,821,405.60 = 3,127,191.52/x
  3. Step 3: Cross multiply
    11,214,431.32x = 16,821,405.60 × 3,127,191.52
  4. Step 4: Simplify right side
    11,214,431.32x = 52,603,756,946,800.52
  5. Step 5: Solve for x
    x = 52,603,756,946,800.52/11,214,431.32
  6. Step 6: Final answer
    x = 4,690,719.97

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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.