Finding the Fourth Proportional to 12,029,860.14, 18,037,583.69 and 3,828,960.06
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Solution
The fourth proportional to 12,029,860.14, 18,037,583.69 and 3,828,960.06 is: 5,741,146.34
Step by Step Solution
- Step 1: Write the proportion equation
12,029,860.14 : 18,037,583.69 = 3,828,960.06 : x - Step 2: Convert to fraction form
12,029,860.14/18,037,583.69 = 3,828,960.06/x - Step 3: Cross multiply
12,029,860.14x = 18,037,583.69 × 3,828,960.06 - Step 4: Simplify right side
12,029,860.14x = 69,065,187,508,772.62 - Step 5: Solve for x
x = 69,065,187,508,772.62/12,029,860.14 - Step 6: Final answer
x = 5,741,146.34
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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.