Home / 5,731,615.83-7,910,188.07-4,278,788.49

Finding the Fourth Proportional to 5,731,615.83, 7,910,188.07 and 4,278,788.49

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Solution

The fourth proportional to 5,731,615.83, 7,910,188.07 and 4,278,788.49 is: 5,905,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731,615.83 : 7,910,188.07 = 4,278,788.49 : x
  2. Step 2: Convert to fraction form
    5,731,615.83/7,910,188.07 = 4,278,788.49/x
  3. Step 3: Cross multiply
    5,731,615.83x = 7,910,188.07 × 4,278,788.49
  4. Step 4: Simplify right side
    5,731,615.83x = 33,846,021,646,257.38
  5. Step 5: Solve for x
    x = 33,846,021,646,257.38/5,731,615.83
  6. Step 6: Final answer
    x = 5,905,144.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.