Finding the Fourth Proportional to 12,498,220.44, 18,743,492.63 and 4,409,304.38
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Solution
The fourth proportional to 12,498,220.44, 18,743,492.63 and 4,409,304.38 is: 6,612,602.53
Step by Step Solution
- Step 1: Write the proportion equation
12,498,220.44 : 18,743,492.63 = 4,409,304.38 : x - Step 2: Convert to fraction form
12,498,220.44/18,743,492.63 = 4,409,304.38/x - Step 3: Cross multiply
12,498,220.44x = 18,743,492.63 × 4,409,304.38 - Step 4: Simplify right side
12,498,220.44x = 82,645,764,149,956.72 - Step 5: Solve for x
x = 82,645,764,149,956.72/12,498,220.44 - Step 6: Final answer
x = 6,612,602.53
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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.