Finding the Fourth Proportional to 11,083,736.94, 15,306,121.44 and 10,479,895.31
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Solution
The fourth proportional to 11,083,736.94, 15,306,121.44 and 10,479,895.31 is: 14,472,244.43
Step by Step Solution
- Step 1: Write the proportion equation
11,083,736.94 : 15,306,121.44 = 10,479,895.31 : x - Step 2: Convert to fraction form
11,083,736.94/15,306,121.44 = 10,479,895.31/x - Step 3: Cross multiply
11,083,736.94x = 15,306,121.44 × 10,479,895.31 - Step 4: Simplify right side
11,083,736.94x = 160,406,550,216,815.84 - Step 5: Solve for x
x = 160,406,550,216,815.84/11,083,736.94 - Step 6: Final answer
x = 14,472,244.43
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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.