Finding the Fourth Proportional to 32,806,167.80, 49,209,251.70 and 31,313,175.80
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Solution
The fourth proportional to 32,806,167.80, 49,209,251.70 and 31,313,175.80 is: 46,969,763.70
Step by Step Solution
- Step 1: Write the proportion equation
32,806,167.80 : 49,209,251.70 = 31,313,175.80 : x - Step 2: Convert to fraction form
32,806,167.80/49,209,251.70 = 31,313,175.80/x - Step 3: Cross multiply
32,806,167.80x = 49,209,251.70 × 31,313,175.80 - Step 4: Simplify right side
32,806,167.80x = 1,540,897,949,468,549 - Step 5: Solve for x
x = 1,540,897,949,468,549/32,806,167.80 - Step 6: Final answer
x = 46,969,763.70
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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.