Finding the Fourth Proportional to 47,454,207.21, 71,166,738.18 and 16,741,604.10
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Solution
The fourth proportional to 47,454,207.21, 71,166,738.18 and 16,741,604.10 is: 25,107,264.99
Step by Step Solution
- Step 1: Write the proportion equation
47,454,207.21 : 71,166,738.18 = 16,741,604.10 : x - Step 2: Convert to fraction form
47,454,207.21/71,166,738.18 = 16,741,604.10/x - Step 3: Cross multiply
47,454,207.21x = 71,166,738.18 × 16,741,604.10 - Step 4: Simplify right side
47,454,207.21x = 1,191,445,355,379,971.75 - Step 5: Solve for x
x = 1,191,445,355,379,971.75/47,454,207.21 - Step 6: Final answer
x = 25,107,264.99
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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.