Finding the Fourth Proportional to 5,512,233.80, 8,268,350.70 and 3,992,706.20
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Solution
The fourth proportional to 5,512,233.80, 8,268,350.70 and 3,992,706.20 is: 5,989,059.30
Step by Step Solution
- Step 1: Write the proportion equation
5,512,233.80 : 8,268,350.70 = 3,992,706.20 : x - Step 2: Convert to fraction form
5,512,233.80/8,268,350.70 = 3,992,706.20/x - Step 3: Cross multiply
5,512,233.80x = 8,268,350.70 × 3,992,706.20 - Step 4: Simplify right side
5,512,233.80x = 33,013,095,103,664.34 - Step 5: Solve for x
x = 33,013,095,103,664.34/5,512,233.80 - Step 6: Final answer
x = 5,989,059.30
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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.