Finding the Fourth Proportional to 17,129,566.14, 25,686,213.57 and 9,943,302.84
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Solution
The fourth proportional to 17,129,566.14, 25,686,213.57 and 9,943,302.84 is: 14,910,231.72
Step by Step Solution
- Step 1: Write the proportion equation
17,129,566.14 : 25,686,213.57 = 9,943,302.84 : x - Step 2: Convert to fraction form
17,129,566.14/25,686,213.57 = 9,943,302.84/x - Step 3: Cross multiply
17,129,566.14x = 25,686,213.57 × 9,943,302.84 - Step 4: Simplify right side
17,129,566.14x = 255,405,800,339,427.53 - Step 5: Solve for x
x = 255,405,800,339,427.53/17,129,566.14 - Step 6: Final answer
x = 14,910,231.72
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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.