Finding the Fourth Proportional to 11,970,668, 16,519,522.08 and 6,538,172.96
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Solution
The fourth proportional to 11,970,668, 16,519,522.08 and 6,538,172.96 is: 9,022,678.82
Step by Step Solution
- Step 1: Write the proportion equation
11,970,668 : 16,519,522.08 = 6,538,172.96 : x - Step 2: Convert to fraction form
11,970,668/16,519,522.08 = 6,538,172.96/x - Step 3: Cross multiply
11,970,668x = 16,519,522.08 × 6,538,172.96 - Step 4: Simplify right side
11,970,668x = 108,007,492,575,578.95 - Step 5: Solve for x
x = 108,007,492,575,578.95/11,970,668 - Step 6: Final answer
x = 9,022,678.82
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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.