Finding the Fourth Proportional to 11,599,639.62, 16,005,391.99 and 6,703,066.90
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Solution
The fourth proportional to 11,599,639.62, 16,005,391.99 and 6,703,066.90 is: 9,249,012.62
Step by Step Solution
- Step 1: Write the proportion equation
11,599,639.62 : 16,005,391.99 = 6,703,066.90 : x - Step 2: Convert to fraction form
11,599,639.62/16,005,391.99 = 6,703,066.90/x - Step 3: Cross multiply
11,599,639.62x = 16,005,391.99 × 6,703,066.90 - Step 4: Simplify right side
11,599,639.62x = 107,285,213,269,694.14 - Step 5: Solve for x
x = 107,285,213,269,694.14/11,599,639.62 - Step 6: Final answer
x = 9,249,012.62
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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.