Finding the Fourth Proportional to 12,029,954.49, 18,037,725.10 and 3,829,054.07
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Solution
The fourth proportional to 12,029,954.49, 18,037,725.10 and 3,829,054.07 is: 5,741,287.28
Step by Step Solution
- Step 1: Write the proportion equation
12,029,954.49 : 18,037,725.10 = 3,829,054.07 : x - Step 2: Convert to fraction form
12,029,954.49/18,037,725.10 = 3,829,054.07/x - Step 3: Cross multiply
12,029,954.49x = 18,037,725.10 × 3,829,054.07 - Step 4: Simplify right side
12,029,954.49x = 69,067,424,743,217.83 - Step 5: Solve for x
x = 69,067,424,743,217.83/12,029,954.49 - Step 6: Final answer
x = 5,741,287.28
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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.