Finding the Fourth Proportional to 7,876,537.36, 11,816,799.96 and 2,196,761.80
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Solution
The fourth proportional to 7,876,537.36, 11,816,799.96 and 2,196,761.80 is: 3,295,698.80
Step by Step Solution
- Step 1: Write the proportion equation
7,876,537.36 : 11,816,799.96 = 2,196,761.80 : x - Step 2: Convert to fraction form
7,876,537.36/11,816,799.96 = 2,196,761.80/x - Step 3: Cross multiply
7,876,537.36x = 11,816,799.96 × 2,196,761.80 - Step 4: Simplify right side
7,876,537.36x = 25,958,694,750,369.53 - Step 5: Solve for x
x = 25,958,694,750,369.53/7,876,537.36 - Step 6: Final answer
x = 3,295,698.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.