Finding the Fourth Proportional to 11,691,603.58, 17,414,120.62 and 11,167,027.16
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Solution
The fourth proportional to 11,691,603.58, 17,414,120.62 and 11,167,027.16 is: 16,632,787.50
Step by Step Solution
- Step 1: Write the proportion equation
11,691,603.58 : 17,414,120.62 = 11,167,027.16 : x - Step 2: Convert to fraction form
11,691,603.58/17,414,120.62 = 11,167,027.16/x - Step 3: Cross multiply
11,691,603.58x = 17,414,120.62 × 11,167,027.16 - Step 4: Simplify right side
11,691,603.58x = 194,463,957,931,056.06 - Step 5: Solve for x
x = 194,463,957,931,056.06/11,691,603.58 - Step 6: Final answer
x = 16,632,787.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.