Home / 5,328,540.75-7,353,561.21-2,914,092.75

Finding the Fourth Proportional to 5,328,540.75, 7,353,561.21 and 2,914,092.75

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Solution

The fourth proportional to 5,328,540.75, 7,353,561.21 and 2,914,092.75 is: 4,021,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,540.75 : 7,353,561.21 = 2,914,092.75 : x
  2. Step 2: Convert to fraction form
    5,328,540.75/7,353,561.21 = 2,914,092.75/x
  3. Step 3: Cross multiply
    5,328,540.75x = 7,353,561.21 × 2,914,092.75
  4. Step 4: Simplify right side
    5,328,540.75x = 21,428,959,408,742.23
  5. Step 5: Solve for x
    x = 21,428,959,408,742.23/5,328,540.75
  6. Step 6: Final answer
    x = 4,021,543.69

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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.