Home / 8,422,628-11,623,234.36-4,555,149.14

Finding the Fourth Proportional to 8,422,628, 11,623,234.36 and 4,555,149.14

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Solution

The fourth proportional to 8,422,628, 11,623,234.36 and 4,555,149.14 is: 6,286,109.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,628 : 11,623,234.36 = 4,555,149.14 : x
  2. Step 2: Convert to fraction form
    8,422,628/11,623,234.36 = 4,555,149.14/x
  3. Step 3: Cross multiply
    8,422,628x = 11,623,234.36 × 4,555,149.14
  4. Step 4: Simplify right side
    8,422,628x = 52,945,565,998,972.45
  5. Step 5: Solve for x
    x = 52,945,565,998,972.45/8,422,628
  6. Step 6: Final answer
    x = 6,286,109.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.