Home / 5,230,194.17-7,845,369.98-1,991,910.83

Finding the Fourth Proportional to 5,230,194.17, 7,845,369.98 and 1,991,910.83

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Solution

The fourth proportional to 5,230,194.17, 7,845,369.98 and 1,991,910.83 is: 2,987,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230,194.17 : 7,845,369.98 = 1,991,910.83 : x
  2. Step 2: Convert to fraction form
    5,230,194.17/7,845,369.98 = 1,991,910.83/x
  3. Step 3: Cross multiply
    5,230,194.17x = 7,845,369.98 × 1,991,910.83
  4. Step 4: Simplify right side
    5,230,194.17x = 15,627,277,379,332.48
  5. Step 5: Solve for x
    x = 15,627,277,379,332.48/5,230,194.17
  6. Step 6: Final answer
    x = 2,987,896.22

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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.