Finding the Fourth Proportional to 11,703,218.24, 16,153,687.68 and 6,809,385.80
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Solution
The fourth proportional to 11,703,218.24, 16,153,687.68 and 6,809,385.80 is: 9,398,841.35
Step by Step Solution
- Step 1: Write the proportion equation
11,703,218.24 : 16,153,687.68 = 6,809,385.80 : x - Step 2: Convert to fraction form
11,703,218.24/16,153,687.68 = 6,809,385.80/x - Step 3: Cross multiply
11,703,218.24x = 16,153,687.68 × 6,809,385.80 - Step 4: Simplify right side
11,703,218.24x = 109,996,691,505,826.94 - Step 5: Solve for x
x = 109,996,691,505,826.94/11,703,218.24 - Step 6: Final answer
x = 9,398,841.35
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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.