Home / 5,361,420.72-7,398,835.48-2,914,031.02

Finding the Fourth Proportional to 5,361,420.72, 7,398,835.48 and 2,914,031.02

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Solution

The fourth proportional to 5,361,420.72, 7,398,835.48 and 2,914,031.02 is: 4,021,403.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,420.72 : 7,398,835.48 = 2,914,031.02 : x
  2. Step 2: Convert to fraction form
    5,361,420.72/7,398,835.48 = 2,914,031.02/x
  3. Step 3: Cross multiply
    5,361,420.72x = 7,398,835.48 × 2,914,031.02
  4. Step 4: Simplify right side
    5,361,420.72x = 21,560,436,100,596.59
  5. Step 5: Solve for x
    x = 21,560,436,100,596.59/5,361,420.72
  6. Step 6: Final answer
    x = 4,021,403.51

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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.