Finding the Fourth Proportional to 6,821,062.83, 9,412,736.09 and 3,880,602.99
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Solution
The fourth proportional to 6,821,062.83, 9,412,736.09 and 3,880,602.99 is: 5,355,044.03
Step by Step Solution
- Step 1: Write the proportion equation
6,821,062.83 : 9,412,736.09 = 3,880,602.99 : x - Step 2: Convert to fraction form
6,821,062.83/9,412,736.09 = 3,880,602.99/x - Step 3: Cross multiply
6,821,062.83x = 9,412,736.09 × 3,880,602.99 - Step 4: Simplify right side
6,821,062.83x = 36,527,091,795,531.90 - Step 5: Solve for x
x = 36,527,091,795,531.90/6,821,062.83 - Step 6: Final answer
x = 5,355,044.03
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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.