Finding the Fourth Proportional to 12,313,531.40, 18,473,286.62 and 3,793,867.56
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Solution
The fourth proportional to 12,313,531.40, 18,473,286.62 and 3,793,867.56 is: 5,691,722.43
Step by Step Solution
- Step 1: Write the proportion equation
12,313,531.40 : 18,473,286.62 = 3,793,867.56 : x - Step 2: Convert to fraction form
12,313,531.40/18,473,286.62 = 3,793,867.56/x - Step 3: Cross multiply
12,313,531.40x = 18,473,286.62 × 3,793,867.56 - Step 4: Simplify right side
12,313,531.40x = 70,085,202,843,684.71 - Step 5: Solve for x
x = 70,085,202,843,684.71/12,313,531.40 - Step 6: Final answer
x = 5,691,722.43
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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.