Finding the Fourth Proportional to 8,159,121.09, 12,208,493.75 and 4,922,536.05
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Solution
The fourth proportional to 8,159,121.09, 12,208,493.75 and 4,922,536.05 is: 7,365,591.21
Step by Step Solution
- Step 1: Write the proportion equation
8,159,121.09 : 12,208,493.75 = 4,922,536.05 : x - Step 2: Convert to fraction form
8,159,121.09/12,208,493.75 = 4,922,536.05/x - Step 3: Cross multiply
8,159,121.09x = 12,208,493.75 × 4,922,536.05 - Step 4: Simplify right side
8,159,121.09x = 60,096,750,575,962 - Step 5: Solve for x
x = 60,096,750,575,962/8,159,121.09 - Step 6: Final answer
x = 7,365,591.21
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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.