Finding the Fourth Proportional to 10,505,190.33, 14,497,163.26 and 5,676,294.33
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Solution
The fourth proportional to 10,505,190.33, 14,497,163.26 and 5,676,294.33 is: 7,833,286.50
Step by Step Solution
- Step 1: Write the proportion equation
10,505,190.33 : 14,497,163.26 = 5,676,294.33 : x - Step 2: Convert to fraction form
10,505,190.33/14,497,163.26 = 5,676,294.33/x - Step 3: Cross multiply
10,505,190.33x = 14,497,163.26 × 5,676,294.33 - Step 4: Simplify right side
10,505,190.33x = 82,290,165,620,917.69 - Step 5: Solve for x
x = 82,290,165,620,917.69/10,505,190.33 - Step 6: Final answer
x = 7,833,286.50
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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.