Finding the Fourth Proportional to 8,173,866.63, 12,260,575.61 and 3,562,850.06
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Solution
The fourth proportional to 8,173,866.63, 12,260,575.61 and 3,562,850.06 is: 5,344,177.30
Step by Step Solution
- Step 1: Write the proportion equation
8,173,866.63 : 12,260,575.61 = 3,562,850.06 : x - Step 2: Convert to fraction form
8,173,866.63/12,260,575.61 = 3,562,850.06/x - Step 3: Cross multiply
8,173,866.63x = 12,260,575.61 × 3,562,850.06 - Step 4: Simplify right side
8,173,866.63x = 43,682,592,468,605.91 - Step 5: Solve for x
x = 43,682,592,468,605.91/8,173,866.63 - Step 6: Final answer
x = 5,344,177.30
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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.