Finding the Fourth Proportional to 6,166,618.32, 8,509,716.18 and 3,413,311.14
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Solution
The fourth proportional to 6,166,618.32, 8,509,716.18 and 3,413,311.14 is: 4,710,249.20
Step by Step Solution
- Step 1: Write the proportion equation
6,166,618.32 : 8,509,716.18 = 3,413,311.14 : x - Step 2: Convert to fraction form
6,166,618.32/8,509,716.18 = 3,413,311.14/x - Step 3: Cross multiply
6,166,618.32x = 8,509,716.18 × 3,413,311.14 - Step 4: Simplify right side
6,166,618.32x = 29,046,309,035,432.25 - Step 5: Solve for x
x = 29,046,309,035,432.25/6,166,618.32 - Step 6: Final answer
x = 4,710,249.20
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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.