Finding the Fourth Proportional to 5,471,942.04, 8,203,485.60 and 2,279,466.36
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Solution
The fourth proportional to 5,471,942.04, 8,203,485.60 and 2,279,466.36 is: 3,417,355.18
Step by Step Solution
- Step 1: Write the proportion equation
5,471,942.04 : 8,203,485.60 = 2,279,466.36 : x - Step 2: Convert to fraction form
5,471,942.04/8,203,485.60 = 2,279,466.36/x - Step 3: Cross multiply
5,471,942.04x = 8,203,485.60 × 2,279,466.36 - Step 4: Simplify right side
5,471,942.04x = 18,699,569,459,944.41 - Step 5: Solve for x
x = 18,699,569,459,944.41/5,471,942.04 - Step 6: Final answer
x = 3,417,355.18
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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.