Finding the Fourth Proportional to 19,965,238.26, 27,552,028.74 and 10,797,880.98
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Solution
The fourth proportional to 19,965,238.26, 27,552,028.74 and 10,797,880.98 is: 14,901,075.72
Step by Step Solution
- Step 1: Write the proportion equation
19,965,238.26 : 27,552,028.74 = 10,797,880.98 : x - Step 2: Convert to fraction form
19,965,238.26/27,552,028.74 = 10,797,880.98/x - Step 3: Cross multiply
19,965,238.26x = 27,552,028.74 × 10,797,880.98 - Step 4: Simplify right side
19,965,238.26x = 297,503,527,092,059.38 - Step 5: Solve for x
x = 297,503,527,092,059.38/19,965,238.26 - Step 6: Final answer
x = 14,901,075.72
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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.