Finding the Fourth Proportional to 5,915,025.60, 8,872,509.60 and 2,318,251.20
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Solution
The fourth proportional to 5,915,025.60, 8,872,509.60 and 2,318,251.20 is: 3,477,365.51
Step by Step Solution
- Step 1: Write the proportion equation
5,915,025.60 : 8,872,509.60 = 2,318,251.20 : x - Step 2: Convert to fraction form
5,915,025.60/8,872,509.60 = 2,318,251.20/x - Step 3: Cross multiply
5,915,025.60x = 8,872,509.60 × 2,318,251.20 - Step 4: Simplify right side
5,915,025.60x = 20,568,706,027,211.52 - Step 5: Solve for x
x = 20,568,706,027,211.52/5,915,025.60 - Step 6: Final answer
x = 3,477,365.51
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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.