Finding the Fourth Proportional to 10,522,734.20, 14,523,799.80 and 6,173,217.80
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Solution
The fourth proportional to 10,522,734.20, 14,523,799.80 and 6,173,217.80 is: 8,520,464.14
Step by Step Solution
- Step 1: Write the proportion equation
10,522,734.20 : 14,523,799.80 = 6,173,217.80 : x - Step 2: Convert to fraction form
10,522,734.20/14,523,799.80 = 6,173,217.80/x - Step 3: Cross multiply
10,522,734.20x = 14,523,799.80 × 6,173,217.80 - Step 4: Simplify right side
10,522,734.20x = 89,658,579,448,996.44 - Step 5: Solve for x
x = 89,658,579,448,996.44/10,522,734.20 - Step 6: Final answer
x = 8,520,464.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.