Finding the Fourth Proportional to 8,127,007.05, 12,191,173.99 and 4,081,414.26
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Solution
The fourth proportional to 8,127,007.05, 12,191,173.99 and 4,081,414.26 is: 6,122,454.56
Step by Step Solution
- Step 1: Write the proportion equation
8,127,007.05 : 12,191,173.99 = 4,081,414.26 : x - Step 2: Convert to fraction form
8,127,007.05/12,191,173.99 = 4,081,414.26/x - Step 3: Cross multiply
8,127,007.05x = 12,191,173.99 × 4,081,414.26 - Step 4: Simplify right side
8,127,007.05x = 49,757,231,404,440.47 - Step 5: Solve for x
x = 49,757,231,404,440.47/8,127,007.05 - Step 6: Final answer
x = 6,122,454.56
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1.5x scale
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.