Finding the Fourth Proportional to 5,444,353.80, 8,172,435.60 and 3,052,869.30
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Solution
The fourth proportional to 5,444,353.80, 8,172,435.60 and 3,052,869.30 is: 4,582,615.07
Step by Step Solution
- Step 1: Write the proportion equation
5,444,353.80 : 8,172,435.60 = 3,052,869.30 : x - Step 2: Convert to fraction form
5,444,353.80/8,172,435.60 = 3,052,869.30/x - Step 3: Cross multiply
5,444,353.80x = 8,172,435.60 × 3,052,869.30 - Step 4: Simplify right side
5,444,353.80x = 24,949,377,749,467.08 - Step 5: Solve for x
x = 24,949,377,749,467.08/5,444,353.80 - Step 6: Final answer
x = 4,582,615.07
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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.