Finding the Fourth Proportional to 5,869,413.70, 8,099,791.12 and 3,291,094.70
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Solution
The fourth proportional to 5,869,413.70, 8,099,791.12 and 3,291,094.70 is: 4,541,710.81
Step by Step Solution
- Step 1: Write the proportion equation
5,869,413.70 : 8,099,791.12 = 3,291,094.70 : x - Step 2: Convert to fraction form
5,869,413.70/8,099,791.12 = 3,291,094.70/x - Step 3: Cross multiply
5,869,413.70x = 8,099,791.12 × 3,291,094.70 - Step 4: Simplify right side
5,869,413.70x = 26,657,179,620,128.19 - Step 5: Solve for x
x = 26,657,179,620,128.19/5,869,413.70 - Step 6: Final answer
x = 4,541,710.81
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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.