Finding the Fourth Proportional to 9,743,172.20, 14,614,758.30 and 9,351,261.80
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Solution
The fourth proportional to 9,743,172.20, 14,614,758.30 and 9,351,261.80 is: 14,026,892.70
Step by Step Solution
- Step 1: Write the proportion equation
9,743,172.20 : 14,614,758.30 = 9,351,261.80 : x - Step 2: Convert to fraction form
9,743,172.20/14,614,758.30 = 9,351,261.80/x - Step 3: Cross multiply
9,743,172.20x = 14,614,758.30 × 9,351,261.80 - Step 4: Simplify right side
9,743,172.20x = 136,666,431,007,022.95 - Step 5: Solve for x
x = 136,666,431,007,022.95/9,743,172.20 - Step 6: Final answer
x = 14,026,892.70
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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.