Home / 8,422,631.75-11,623,239.58-4,555,152.92

Finding the Fourth Proportional to 8,422,631.75, 11,623,239.58 and 4,555,152.92

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Solution

The fourth proportional to 8,422,631.75, 11,623,239.58 and 4,555,152.92 is: 6,286,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,631.75 : 11,623,239.58 = 4,555,152.92 : x
  2. Step 2: Convert to fraction form
    8,422,631.75/11,623,239.58 = 4,555,152.92/x
  3. Step 3: Cross multiply
    8,422,631.75x = 11,623,239.58 × 4,555,152.92
  4. Step 4: Simplify right side
    8,422,631.75x = 52,945,633,660,274.32
  5. Step 5: Solve for x
    x = 52,945,633,660,274.32/8,422,631.75
  6. Step 6: Final answer
    x = 6,286,115.22

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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.