Home / 11,512,285.52-17,265,419.40-3,423,082.64

Finding the Fourth Proportional to 11,512,285.52, 17,265,419.40 and 3,423,082.64

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Solution

The fourth proportional to 11,512,285.52, 17,265,419.40 and 3,423,082.64 is: 5,133,729.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512,285.52 : 17,265,419.40 = 3,423,082.64 : x
  2. Step 2: Convert to fraction form
    11,512,285.52/17,265,419.40 = 3,423,082.64/x
  3. Step 3: Cross multiply
    11,512,285.52x = 17,265,419.40 × 3,423,082.64
  4. Step 4: Simplify right side
    11,512,285.52x = 59,100,957,420,459.21
  5. Step 5: Solve for x
    x = 59,100,957,420,459.21/11,512,285.52
  6. Step 6: Final answer
    x = 5,133,729.29

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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.