Finding the Fourth Proportional to 20,204,944.14, 30,307,678.86 and 6,741,772.14
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Solution
The fourth proportional to 20,204,944.14, 30,307,678.86 and 6,741,772.14 is: 10,112,745.85
Step by Step Solution
- Step 1: Write the proportion equation
20,204,944.14 : 30,307,678.86 = 6,741,772.14 : x - Step 2: Convert to fraction form
20,204,944.14/30,307,678.86 = 6,741,772.14/x - Step 3: Cross multiply
20,204,944.14x = 30,307,678.86 × 6,741,772.14 - Step 4: Simplify right side
20,204,944.14x = 204,327,464,966,414.94 - Step 5: Solve for x
x = 204,327,464,966,414.94/20,204,944.14 - Step 6: Final answer
x = 10,112,745.85
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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.