Finding the Fourth Proportional to 8,338,192.41, 12,509,444.97 and 4,882,850.19
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Solution
The fourth proportional to 8,338,192.41, 12,509,444.97 and 4,882,850.19 is: 7,325,538.05
Step by Step Solution
- Step 1: Write the proportion equation
8,338,192.41 : 12,509,444.97 = 4,882,850.19 : x - Step 2: Convert to fraction form
8,338,192.41/12,509,444.97 = 4,882,850.19/x - Step 3: Cross multiply
8,338,192.41x = 12,509,444.97 × 4,882,850.19 - Step 4: Simplify right side
8,338,192.41x = 61,081,745,748,559.05 - Step 5: Solve for x
x = 61,081,745,748,559.05/8,338,192.41 - Step 6: Final answer
x = 7,325,538.05
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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.