Finding the Fourth Proportional to 26,733,482.57, 40,093,803.18 and 12,342,723.68
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Solution
The fourth proportional to 26,733,482.57, 40,093,803.18 and 12,342,723.68 is: 18,511,121.12
Step by Step Solution
- Step 1: Write the proportion equation
26,733,482.57 : 40,093,803.18 = 12,342,723.68 : x - Step 2: Convert to fraction form
26,733,482.57/40,093,803.18 = 12,342,723.68/x - Step 3: Cross multiply
26,733,482.57x = 40,093,803.18 × 12,342,723.68 - Step 4: Simplify right side
26,733,482.57x = 494,866,733,931,045.31 - Step 5: Solve for x
x = 494,866,733,931,045.31/26,733,482.57 - Step 6: Final answer
x = 18,511,121.12
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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.