Finding the Fourth Proportional to 27,714,708.42, 41,569,390.85 and 8,540,317.14
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Solution
The fourth proportional to 27,714,708.42, 41,569,390.85 and 8,540,317.14 is: 12,809,652.40
Step by Step Solution
- Step 1: Write the proportion equation
27,714,708.42 : 41,569,390.85 = 8,540,317.14 : x - Step 2: Convert to fraction form
27,714,708.42/41,569,390.85 = 8,540,317.14/x - Step 3: Cross multiply
27,714,708.42x = 41,569,390.85 × 8,540,317.14 - Step 4: Simplify right side
27,714,708.42x = 355,015,781,132,912.62 - Step 5: Solve for x
x = 355,015,781,132,912.62/27,714,708.42 - Step 6: Final answer
x = 12,809,652.40
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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.