Finding the Fourth Proportional to 6,081,990.94, 8,393,169.74 and 3,291,114.22
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Solution
The fourth proportional to 6,081,990.94, 8,393,169.74 and 3,291,114.22 is: 4,541,749.66
Step by Step Solution
- Step 1: Write the proportion equation
6,081,990.94 : 8,393,169.74 = 3,291,114.22 : x - Step 2: Convert to fraction form
6,081,990.94/8,393,169.74 = 3,291,114.22/x - Step 3: Cross multiply
6,081,990.94x = 8,393,169.74 × 3,291,114.22 - Step 4: Simplify right side
6,081,990.94x = 27,622,880,277,611.26 - Step 5: Solve for x
x = 27,622,880,277,611.26/6,081,990.94 - Step 6: Final answer
x = 4,541,749.66
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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.