Finding the Fourth Proportional to 7,539,194.06, 11,306,922.74 and 2,147,891.19
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Solution
The fourth proportional to 7,539,194.06, 11,306,922.74 and 2,147,891.19 is: 3,221,304.49
Step by Step Solution
- Step 1: Write the proportion equation
7,539,194.06 : 11,306,922.74 = 2,147,891.19 : x - Step 2: Convert to fraction form
7,539,194.06/11,306,922.74 = 2,147,891.19/x - Step 3: Cross multiply
7,539,194.06x = 11,306,922.74 × 2,147,891.19 - Step 4: Simplify right side
7,539,194.06x = 24,286,039,671,982.59 - Step 5: Solve for x
x = 24,286,039,671,982.59/7,539,194.06 - Step 6: Final answer
x = 3,221,304.49
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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.