Home / 11,921,422.34-17,884,799.82-4,348,388.09

Finding the Fourth Proportional to 11,921,422.34, 17,884,799.82 and 4,348,388.09

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Solution

The fourth proportional to 11,921,422.34, 17,884,799.82 and 4,348,388.09 is: 6,523,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,422.34 : 17,884,799.82 = 4,348,388.09 : x
  2. Step 2: Convert to fraction form
    11,921,422.34/17,884,799.82 = 4,348,388.09/x
  3. Step 3: Cross multiply
    11,921,422.34x = 17,884,799.82 × 4,348,388.09
  4. Step 4: Simplify right side
    11,921,422.34x = 77,770,050,439,898.14
  5. Step 5: Solve for x
    x = 77,770,050,439,898.14/11,921,422.34
  6. Step 6: Final answer
    x = 6,523,554.68

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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.