Finding the Fourth Proportional to 6,085,080.18, 8,397,412.64 and 3,331,942.09
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Solution
The fourth proportional to 6,085,080.18, 8,397,412.64 and 3,331,942.09 is: 4,598,081.17
Step by Step Solution
- Step 1: Write the proportion equation
6,085,080.18 : 8,397,412.64 = 3,331,942.09 : x - Step 2: Convert to fraction form
6,085,080.18/8,397,412.64 = 3,331,942.09/x - Step 3: Cross multiply
6,085,080.18x = 8,397,412.64 × 3,331,942.09 - Step 4: Simplify right side
6,085,080.18x = 27,979,692,622,314.02 - Step 5: Solve for x
x = 27,979,692,622,314.02/6,085,080.18 - Step 6: Final answer
x = 4,598,081.17
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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.