Home / 6,331,399.52-8,733,961.86-3,851,378.48

Finding the Fourth Proportional to 6,331,399.52, 8,733,961.86 and 3,851,378.48

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Solution

The fourth proportional to 6,331,399.52, 8,733,961.86 and 3,851,378.48 is: 5,312,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331,399.52 : 8,733,961.86 = 3,851,378.48 : x
  2. Step 2: Convert to fraction form
    6,331,399.52/8,733,961.86 = 3,851,378.48/x
  3. Step 3: Cross multiply
    6,331,399.52x = 8,733,961.86 × 3,851,378.48
  4. Step 4: Simplify right side
    6,331,399.52x = 33,637,792,752,744.77
  5. Step 5: Solve for x
    x = 33,637,792,752,744.77/6,331,399.52
  6. Step 6: Final answer
    x = 5,312,852.66

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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.