Home / 11,921,422.84-17,884,800.58-4,348,388.58

Finding the Fourth Proportional to 11,921,422.84, 17,884,800.58 and 4,348,388.58

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Solution

The fourth proportional to 11,921,422.84, 17,884,800.58 and 4,348,388.58 is: 6,523,555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,422.84 : 17,884,800.58 = 4,348,388.58 : x
  2. Step 2: Convert to fraction form
    11,921,422.84/17,884,800.58 = 4,348,388.58/x
  3. Step 3: Cross multiply
    11,921,422.84x = 17,884,800.58 × 4,348,388.58
  4. Step 4: Simplify right side
    11,921,422.84x = 77,770,062,597,649.38
  5. Step 5: Solve for x
    x = 77,770,062,597,649.38/11,921,422.84
  6. Step 6: Final answer
    x = 6,523,555.42

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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.