Finding the Fourth Proportional to 8,053,648.96, 11,114,037.36 and 4,431,976.96
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Solution
The fourth proportional to 8,053,648.96, 11,114,037.36 and 4,431,976.96 is: 6,116,129.19
Step by Step Solution
- Step 1: Write the proportion equation
8,053,648.96 : 11,114,037.36 = 4,431,976.96 : x - Step 2: Convert to fraction form
8,053,648.96/11,114,037.36 = 4,431,976.96/x - Step 3: Cross multiply
8,053,648.96x = 11,114,037.36 × 4,431,976.96 - Step 4: Simplify right side
8,053,648.96x = 49,257,157,512,099.22 - Step 5: Solve for x
x = 49,257,157,512,099.22/8,053,648.96 - Step 6: Final answer
x = 6,116,129.19
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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.