Finding the Fourth Proportional to 18,102,600.54, 24,982,486.29 and 11,229,296.94
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Solution
The fourth proportional to 18,102,600.54, 24,982,486.29 and 11,229,296.94 is: 15,496,986.54
Step by Step Solution
- Step 1: Write the proportion equation
18,102,600.54 : 24,982,486.29 = 11,229,296.94 : x - Step 2: Convert to fraction form
18,102,600.54/24,982,486.29 = 11,229,296.94/x - Step 3: Cross multiply
18,102,600.54x = 24,982,486.29 × 11,229,296.94 - Step 4: Simplify right side
18,102,600.54x = 280,535,756,849,888.94 - Step 5: Solve for x
x = 280,535,756,849,888.94/18,102,600.54 - Step 6: Final answer
x = 15,496,986.54
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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.