Finding the Fourth Proportional to 5,183,399.99, 7,154,514.69 and 3,008,643.80
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Solution
The fourth proportional to 5,183,399.99, 7,154,514.69 and 3,008,643.80 is: 4,152,754.24
Step by Step Solution
- Step 1: Write the proportion equation
5,183,399.99 : 7,154,514.69 = 3,008,643.80 : x - Step 2: Convert to fraction form
5,183,399.99/7,154,514.69 = 3,008,643.80/x - Step 3: Cross multiply
5,183,399.99x = 7,154,514.69 × 3,008,643.80 - Step 4: Simplify right side
5,183,399.99x = 21,525,386,274,190.20 - Step 5: Solve for x
x = 21,525,386,274,190.20/5,183,399.99 - Step 6: Final answer
x = 4,152,754.24
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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.