Finding the Fourth Proportional to 11,092,081.80, 16,638,122.70 and 3,113,905.80
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Solution
The fourth proportional to 11,092,081.80, 16,638,122.70 and 3,113,905.80 is: 4,670,858.70
Step by Step Solution
- Step 1: Write the proportion equation
11,092,081.80 : 16,638,122.70 = 3,113,905.80 : x - Step 2: Convert to fraction form
11,092,081.80/16,638,122.70 = 3,113,905.80/x - Step 3: Cross multiply
11,092,081.80x = 16,638,122.70 × 3,113,905.80 - Step 4: Simplify right side
11,092,081.80x = 51,809,546,776,641.66 - Step 5: Solve for x
x = 51,809,546,776,641.66/11,092,081.80 - Step 6: Final answer
x = 4,670,858.70
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1.5x scale
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.