Finding the Fourth Proportional to 5,183,400.99, 7,154,516.07 and 3,008,644.80
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Solution
The fourth proportional to 5,183,400.99, 7,154,516.07 and 3,008,644.80 is: 4,152,755.62
Step by Step Solution
- Step 1: Write the proportion equation
5,183,400.99 : 7,154,516.07 = 3,008,644.80 : x - Step 2: Convert to fraction form
5,183,400.99/7,154,516.07 = 3,008,644.80/x - Step 3: Cross multiply
5,183,400.99x = 7,154,516.07 × 3,008,644.80 - Step 4: Simplify right side
5,183,400.99x = 21,525,397,570,521.94 - Step 5: Solve for x
x = 21,525,397,570,521.94/5,183,400.99 - Step 6: Final answer
x = 4,152,755.62
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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.