Finding the Fourth Proportional to 11,702,639.54, 16,150,858.16 and 6,741,252.34
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Solution
The fourth proportional to 11,702,639.54, 16,150,858.16 and 6,741,252.34 is: 9,303,628.47
Step by Step Solution
- Step 1: Write the proportion equation
11,702,639.54 : 16,150,858.16 = 6,741,252.34 : x - Step 2: Convert to fraction form
11,702,639.54/16,150,858.16 = 6,741,252.34/x - Step 3: Cross multiply
11,702,639.54x = 16,150,858.16 × 6,741,252.34 - Step 4: Simplify right side
11,702,639.54x = 108,877,010,364,108.09 - Step 5: Solve for x
x = 108,877,010,364,108.09/11,702,639.54 - Step 6: Final answer
x = 9,303,628.47
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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.