Finding the Fourth Proportional to 5,596,726.40, 8,397,163.20 and 5,389,366.40
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Solution
The fourth proportional to 5,596,726.40, 8,397,163.20 and 5,389,366.40 is: 8,086,046.37
Step by Step Solution
- Step 1: Write the proportion equation
5,596,726.40 : 8,397,163.20 = 5,389,366.40 : x - Step 2: Convert to fraction form
5,596,726.40/8,397,163.20 = 5,389,366.40/x - Step 3: Cross multiply
5,596,726.40x = 8,397,163.20 × 5,389,366.40 - Step 4: Simplify right side
5,596,726.40x = 45,255,389,205,396.48 - Step 5: Solve for x
x = 45,255,389,205,396.48/5,596,726.40 - Step 6: Final answer
x = 8,086,046.37
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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.