Finding the Fourth Proportional to 47,311,604.62, 65,319,571.06 and 36,277,156.26
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Solution
The fourth proportional to 47,311,604.62, 65,319,571.06 and 36,277,156.26 is: 50,085,138.84
Step by Step Solution
- Step 1: Write the proportion equation
47,311,604.62 : 65,319,571.06 = 36,277,156.26 : x - Step 2: Convert to fraction form
47,311,604.62/65,319,571.06 = 36,277,156.26/x - Step 3: Cross multiply
47,311,604.62x = 65,319,571.06 × 36,277,156.26 - Step 4: Simplify right side
47,311,604.62x = 2,369,608,286,179,794 - Step 5: Solve for x
x = 2,369,608,286,179,794/47,311,604.62 - Step 6: Final answer
x = 50,085,138.84
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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.