Finding the Fourth Proportional to 7,591,906.79, 10,476,831.36 and 4,154,147.82
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Solution
The fourth proportional to 7,591,906.79, 10,476,831.36 and 4,154,147.82 is: 5,732,723.99
Step by Step Solution
- Step 1: Write the proportion equation
7,591,906.79 : 10,476,831.36 = 4,154,147.82 : x - Step 2: Convert to fraction form
7,591,906.79/10,476,831.36 = 4,154,147.82/x - Step 3: Cross multiply
7,591,906.79x = 10,476,831.36 × 4,154,147.82 - Step 4: Simplify right side
7,591,906.79x = 43,522,306,154,651.63 - Step 5: Solve for x
x = 43,522,306,154,651.63/7,591,906.79 - Step 6: Final answer
x = 5,732,723.99
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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.