Finding the Fourth Proportional to 11,235,414.70, 16,824,610.05 and 6,181,014.70
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Solution
The fourth proportional to 11,235,414.70, 16,824,610.05 and 6,181,014.70 is: 9,255,836.55
Step by Step Solution
- Step 1: Write the proportion equation
11,235,414.70 : 16,824,610.05 = 6,181,014.70 : x - Step 2: Convert to fraction form
11,235,414.70/16,824,610.05 = 6,181,014.70/x - Step 3: Cross multiply
11,235,414.70x = 16,824,610.05 × 6,181,014.70 - Step 4: Simplify right side
11,235,414.70x = 103,993,162,040,817.75 - Step 5: Solve for x
x = 103,993,162,040,817.75/11,235,414.70 - Step 6: Final answer
x = 9,255,836.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.