Finding the Fourth Proportional to 16,178,793.60, 24,268,190.40 and 4,664,238.60
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Solution
The fourth proportional to 16,178,793.60, 24,268,190.40 and 4,664,238.60 is: 6,996,357.90
Step by Step Solution
- Step 1: Write the proportion equation
16,178,793.60 : 24,268,190.40 = 4,664,238.60 : x - Step 2: Convert to fraction form
16,178,793.60/24,268,190.40 = 4,664,238.60/x - Step 3: Cross multiply
16,178,793.60x = 24,268,190.40 × 4,664,238.60 - Step 4: Simplify right side
16,178,793.60x = 113,192,630,415,829.42 - Step 5: Solve for x
x = 113,192,630,415,829.42/16,178,793.60 - Step 6: Final answer
x = 6,996,357.90
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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.