Home / 21,410,129.25-29,546,010.83-11,620,577.01

Finding the Fourth Proportional to 21,410,129.25, 29,546,010.83 and 11,620,577.01

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Solution

The fourth proportional to 21,410,129.25, 29,546,010.83 and 11,620,577.01 is: 16,036,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,129.25 : 29,546,010.83 = 11,620,577.01 : x
  2. Step 2: Convert to fraction form
    21,410,129.25/29,546,010.83 = 11,620,577.01/x
  3. Step 3: Cross multiply
    21,410,129.25x = 29,546,010.83 × 11,620,577.01
  4. Step 4: Simplify right side
    21,410,129.25x = 343,341,694,328,158
  5. Step 5: Solve for x
    x = 343,341,694,328,158/21,410,129.25
  6. Step 6: Final answer
    x = 16,036,413.90

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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.