Finding the Fourth Proportional to 6,466,136.18, 8,922,940.56 and 3,675,186.27
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Solution
The fourth proportional to 6,466,136.18, 8,922,940.56 and 3,675,186.27 is: 5,071,570.99
Step by Step Solution
- Step 1: Write the proportion equation
6,466,136.18 : 8,922,940.56 = 3,675,186.27 : x - Step 2: Convert to fraction form
6,466,136.18/8,922,940.56 = 3,675,186.27/x - Step 3: Cross multiply
6,466,136.18x = 8,922,940.56 × 3,675,186.27 - Step 4: Simplify right side
6,466,136.18x = 32,793,468,634,138.11 - Step 5: Solve for x
x = 32,793,468,634,138.11/6,466,136.18 - Step 6: Final answer
x = 5,071,570.99
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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.