Finding the Fourth Proportional to 5,474,258.71, 7,554,636.11 and 2,993,625.20
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Solution
The fourth proportional to 5,474,258.71, 7,554,636.11 and 2,993,625.20 is: 4,131,289.78
Step by Step Solution
- Step 1: Write the proportion equation
5,474,258.71 : 7,554,636.11 = 2,993,625.20 : x - Step 2: Convert to fraction form
5,474,258.71/7,554,636.11 = 2,993,625.20/x - Step 3: Cross multiply
5,474,258.71x = 7,554,636.11 × 2,993,625.20 - Step 4: Simplify right side
5,474,258.71x = 22,615,749,062,096.62 - Step 5: Solve for x
x = 22,615,749,062,096.62/5,474,258.71 - Step 6: Final answer
x = 4,131,289.78
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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.