Finding the Fourth Proportional to 14,526,045.40, 21,741,828.90 and 11,313,779.80
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Solution
The fourth proportional to 14,526,045.40, 21,741,828.90 and 11,313,779.80 is: 16,933,876.90
Step by Step Solution
- Step 1: Write the proportion equation
14,526,045.40 : 21,741,828.90 = 11,313,779.80 : x - Step 2: Convert to fraction form
14,526,045.40/21,741,828.90 = 11,313,779.80/x - Step 3: Cross multiply
14,526,045.40x = 21,741,828.90 × 11,313,779.80 - Step 4: Simplify right side
14,526,045.40x = 245,982,264,623,876.22 - Step 5: Solve for x
x = 245,982,264,623,876.22/14,526,045.40 - Step 6: Final answer
x = 16,933,876.90
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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.