Finding the Fourth Proportional to 14,553,604.80, 21,846,153.60 and 8,176,312.80
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Solution
The fourth proportional to 14,553,604.80, 21,846,153.60 and 8,176,312.80 is: 12,273,315.63
Step by Step Solution
- Step 1: Write the proportion equation
14,553,604.80 : 21,846,153.60 = 8,176,312.80 : x - Step 2: Convert to fraction form
14,553,604.80/21,846,153.60 = 8,176,312.80/x - Step 3: Cross multiply
14,553,604.80x = 21,846,153.60 × 8,176,312.80 - Step 4: Simplify right side
14,553,604.80x = 178,620,985,310,446.09 - Step 5: Solve for x
x = 178,620,985,310,446.09/14,553,604.80 - Step 6: Final answer
x = 12,273,315.63
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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.