Finding the Fourth Proportional to 7,381,194.10, 10,185,816.53 and 4,327,442.10
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Solution
The fourth proportional to 7,381,194.10, 10,185,816.53 and 4,327,442.10 is: 5,971,734.48
Step by Step Solution
- Step 1: Write the proportion equation
7,381,194.10 : 10,185,816.53 = 4,327,442.10 : x - Step 2: Convert to fraction form
7,381,194.10/10,185,816.53 = 4,327,442.10/x - Step 3: Cross multiply
7,381,194.10x = 10,185,816.53 × 4,327,442.10 - Step 4: Simplify right side
7,381,194.10x = 44,078,531,274,797.91 - Step 5: Solve for x
x = 44,078,531,274,797.91/7,381,194.10 - Step 6: Final answer
x = 5,971,734.48
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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.