Finding the Fourth Proportional to 14,822,529.30, 20,450,427.57 and 8,295,121.62
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Solution
The fourth proportional to 14,822,529.30, 20,450,427.57 and 8,295,121.62 is: 11,444,658.36
Step by Step Solution
- Step 1: Write the proportion equation
14,822,529.30 : 20,450,427.57 = 8,295,121.62 : x - Step 2: Convert to fraction form
14,822,529.30/20,450,427.57 = 8,295,121.62/x - Step 3: Cross multiply
14,822,529.30x = 20,450,427.57 × 8,295,121.62 - Step 4: Simplify right side
14,822,529.30x = 169,638,783,874,151.06 - Step 5: Solve for x
x = 169,638,783,874,151.06/14,822,529.30 - Step 6: Final answer
x = 11,444,658.36
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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.