Finding the Fourth Proportional to 18,192,396.30, 27,288,594.45 and 17,474,950.95
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Solution
The fourth proportional to 18,192,396.30, 27,288,594.45 and 17,474,950.95 is: 26,212,426.43
Step by Step Solution
- Step 1: Write the proportion equation
18,192,396.30 : 27,288,594.45 = 17,474,950.95 : x - Step 2: Convert to fraction form
18,192,396.30/27,288,594.45 = 17,474,950.95/x - Step 3: Cross multiply
18,192,396.30x = 27,288,594.45 × 17,474,950.95 - Step 4: Simplify right side
18,192,396.30x = 476,866,849,508,192.19 - Step 5: Solve for x
x = 476,866,849,508,192.19/18,192,396.30 - Step 6: Final answer
x = 26,212,426.43
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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.