Finding the Fourth Proportional to 8,084,847.92, 11,157,259.37 and 4,413,919.21
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Solution
The fourth proportional to 8,084,847.92, 11,157,259.37 and 4,413,919.21 is: 6,091,300.90
Step by Step Solution
- Step 1: Write the proportion equation
8,084,847.92 : 11,157,259.37 = 4,413,919.21 : x - Step 2: Convert to fraction form
8,084,847.92/11,157,259.37 = 4,413,919.21/x - Step 3: Cross multiply
8,084,847.92x = 11,157,259.37 × 4,413,919.21 - Step 4: Simplify right side
8,084,847.92x = 49,247,241,414,232.75 - Step 5: Solve for x
x = 49,247,241,414,232.75/8,084,847.92 - Step 6: Final answer
x = 6,091,300.90
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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.