Home / 20,006,175.20-27,608,413.40-11,185,624.80

Finding the Fourth Proportional to 20,006,175.20, 27,608,413.40 and 11,185,624.80

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Solution

The fourth proportional to 20,006,175.20, 27,608,413.40 and 11,185,624.80 is: 15,436,101.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006,175.20 : 27,608,413.40 = 11,185,624.80 : x
  2. Step 2: Convert to fraction form
    20,006,175.20/27,608,413.40 = 11,185,624.80/x
  3. Step 3: Cross multiply
    20,006,175.20x = 27,608,413.40 × 11,185,624.80
  4. Step 4: Simplify right side
    20,006,175.20x = 308,817,353,615,692.31
  5. Step 5: Solve for x
    x = 308,817,353,615,692.31/20,006,175.20
  6. Step 6: Final answer
    x = 15,436,101.63

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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.