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Finding the Fourth Proportional to 11,489,563.80, 17,219,692.80 and 6,100,795.80

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Solution

The fourth proportional to 11,489,563.80, 17,219,692.80 and 6,100,795.80 is: 9,143,413.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489,563.80 : 17,219,692.80 = 6,100,795.80 : x
  2. Step 2: Convert to fraction form
    11,489,563.80/17,219,692.80 = 6,100,795.80/x
  3. Step 3: Cross multiply
    11,489,563.80x = 17,219,692.80 × 6,100,795.80
  4. Step 4: Simplify right side
    11,489,563.80x = 105,053,829,511,530.23
  5. Step 5: Solve for x
    x = 105,053,829,511,530.23/11,489,563.80
  6. Step 6: Final answer
    x = 9,143,413.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.