Finding the Fourth Proportional to 7,001,369.49, 10,482,249.36 and 3,711,227.13
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Solution
The fourth proportional to 7,001,369.49, 10,482,249.36 and 3,711,227.13 is: 5,556,342.69
Step by Step Solution
- Step 1: Write the proportion equation
7,001,369.49 : 10,482,249.36 = 3,711,227.13 : x - Step 2: Convert to fraction form
7,001,369.49/10,482,249.36 = 3,711,227.13/x - Step 3: Cross multiply
7,001,369.49x = 10,482,249.36 × 3,711,227.13 - Step 4: Simplify right side
7,001,369.49x = 38,902,008,222,174.23 - Step 5: Solve for x
x = 38,902,008,222,174.23/7,001,369.49 - Step 6: Final answer
x = 5,556,342.69
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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.