Finding the Fourth Proportional to 18,327,413.16, 27,497,091.47 and 8,741,544.30
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Solution
The fourth proportional to 18,327,413.16, 27,497,091.47 and 8,741,544.30 is: 13,115,164.76
Step by Step Solution
- Step 1: Write the proportion equation
18,327,413.16 : 27,497,091.47 = 8,741,544.30 : x - Step 2: Convert to fraction form
18,327,413.16/27,497,091.47 = 8,741,544.30/x - Step 3: Cross multiply
18,327,413.16x = 27,497,091.47 × 8,741,544.30 - Step 4: Simplify right side
18,327,413.16x = 240,367,043,162,449.41 - Step 5: Solve for x
x = 240,367,043,162,449.41/18,327,413.16 - Step 6: Final answer
x = 13,115,164.76
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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.