Finding the Fourth Proportional to 9,206,889.50, 13,809,755.84 and 2,816,634.14
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Solution
The fourth proportional to 9,206,889.50, 13,809,755.84 and 2,816,634.14 is: 4,224,774.26
Step by Step Solution
- Step 1: Write the proportion equation
9,206,889.50 : 13,809,755.84 = 2,816,634.14 : x - Step 2: Convert to fraction form
9,206,889.50/13,809,755.84 = 2,816,634.14/x - Step 3: Cross multiply
9,206,889.50x = 13,809,755.84 × 2,816,634.14 - Step 4: Simplify right side
9,206,889.50x = 38,897,029,764,008.38 - Step 5: Solve for x
x = 38,897,029,764,008.38/9,206,889.50 - Step 6: Final answer
x = 4,224,774.26
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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.