Finding the Fourth Proportional to 7,197,608.68, 10,796,413.05 and 2,405,297.94
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Solution
The fourth proportional to 7,197,608.68, 10,796,413.05 and 2,405,297.94 is: 3,607,946.92
Step by Step Solution
- Step 1: Write the proportion equation
7,197,608.68 : 10,796,413.05 = 2,405,297.94 : x - Step 2: Convert to fraction form
7,197,608.68/10,796,413.05 = 2,405,297.94/x - Step 3: Cross multiply
7,197,608.68x = 10,796,413.05 × 2,405,297.94 - Step 4: Simplify right side
7,197,608.68x = 25,968,590,089,531.90 - Step 5: Solve for x
x = 25,968,590,089,531.90/7,197,608.68 - Step 6: Final answer
x = 3,607,946.92
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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.