Finding the Fourth Proportional to 5,903,813.88, 8,858,520.18 and 3,512,382.84
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Solution
The fourth proportional to 5,903,813.88, 8,858,520.18 and 3,512,382.84 is: 5,270,239.70
Step by Step Solution
- Step 1: Write the proportion equation
5,903,813.88 : 8,858,520.18 = 3,512,382.84 : x - Step 2: Convert to fraction form
5,903,813.88/8,858,520.18 = 3,512,382.84/x - Step 3: Cross multiply
5,903,813.88x = 8,858,520.18 × 3,512,382.84 - Step 4: Simplify right side
5,903,813.88x = 31,114,514,268,025.71 - Step 5: Solve for x
x = 31,114,514,268,025.71/5,903,813.88 - Step 6: Final answer
x = 5,270,239.70
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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.