Finding the Fourth Proportional to 11,351,162, 15,664,933.80 and 6,194,855.84
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Solution
The fourth proportional to 11,351,162, 15,664,933.80 and 6,194,855.84 is: 8,549,081.29
Step by Step Solution
- Step 1: Write the proportion equation
11,351,162 : 15,664,933.80 = 6,194,855.84 : x - Step 2: Convert to fraction form
11,351,162/15,664,933.80 = 6,194,855.84/x - Step 3: Cross multiply
11,351,162x = 15,664,933.80 × 6,194,855.84 - Step 4: Simplify right side
11,351,162x = 97,042,006,634,143.39 - Step 5: Solve for x
x = 97,042,006,634,143.39/11,351,162 - Step 6: Final answer
x = 8,549,081.29
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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.