Home / 3,515,881.21-5,300,174.01-3,281,520.43

Finding the Fourth Proportional to 3,515,881.21, 5,300,174.01 and 3,281,520.43

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Solution

The fourth proportional to 3,515,881.21, 5,300,174.01 and 3,281,520.43 is: 4,946,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515,881.21 : 5,300,174.01 = 3,281,520.43 : x
  2. Step 2: Convert to fraction form
    3,515,881.21/5,300,174.01 = 3,281,520.43/x
  3. Step 3: Cross multiply
    3,515,881.21x = 5,300,174.01 × 3,281,520.43
  4. Step 4: Simplify right side
    3,515,881.21x = 17,392,629,296,370.03
  5. Step 5: Solve for x
    x = 17,392,629,296,370.03/3,515,881.21
  6. Step 6: Final answer
    x = 4,946,876.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.