Finding the Fourth Proportional to 18,992,040.06, 26,194,553.72 and 16,347,388.26
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Solution
The fourth proportional to 18,992,040.06, 26,194,553.72 and 16,347,388.26 is: 22,546,948.02
Step by Step Solution
- Step 1: Write the proportion equation
18,992,040.06 : 26,194,553.72 = 16,347,388.26 : x - Step 2: Convert to fraction form
18,992,040.06/26,194,553.72 = 16,347,388.26/x - Step 3: Cross multiply
18,992,040.06x = 26,194,553.72 × 16,347,388.26 - Step 4: Simplify right side
18,992,040.06x = 428,212,539,958,267.31 - Step 5: Solve for x
x = 428,212,539,958,267.31/18,992,040.06 - Step 6: Final answer
x = 22,546,948.02
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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.