Finding the Fourth Proportional to 8,548,413.66, 11,796,791.16 and 4,680,900.99
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Solution
The fourth proportional to 8,548,413.66, 11,796,791.16 and 4,680,900.99 is: 6,459,632.58
Step by Step Solution
- Step 1: Write the proportion equation
8,548,413.66 : 11,796,791.16 = 4,680,900.99 : x - Step 2: Convert to fraction form
8,548,413.66/11,796,791.16 = 4,680,900.99/x - Step 3: Cross multiply
8,548,413.66x = 11,796,791.16 × 4,680,900.99 - Step 4: Simplify right side
8,548,413.66x = 55,219,611,419,667.25 - Step 5: Solve for x
x = 55,219,611,419,667.25/8,548,413.66 - Step 6: Final answer
x = 6,459,632.58
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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.