Finding the Fourth Proportional to 11,211,755.80, 16,782,204.30 and 8,802,556.60
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Solution
The fourth proportional to 11,211,755.80, 16,782,204.30 and 8,802,556.60 is: 13,176,018.62
Step by Step Solution
- Step 1: Write the proportion equation
11,211,755.80 : 16,782,204.30 = 8,802,556.60 : x - Step 2: Convert to fraction form
11,211,755.80/16,782,204.30 = 8,802,556.60/x - Step 3: Cross multiply
11,211,755.80x = 16,782,204.30 × 8,802,556.60 - Step 4: Simplify right side
11,211,755.80x = 147,726,303,223,513.38 - Step 5: Solve for x
x = 147,726,303,223,513.38/11,211,755.80 - Step 6: Final answer
x = 13,176,018.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.