Finding the Fourth Proportional to 8,632,370.24, 11,912,671.52 and 4,764,892.32
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Solution
The fourth proportional to 8,632,370.24, 11,912,671.52 and 4,764,892.32 is: 6,575,551.73
Step by Step Solution
- Step 1: Write the proportion equation
8,632,370.24 : 11,912,671.52 = 4,764,892.32 : x - Step 2: Convert to fraction form
8,632,370.24/11,912,671.52 = 4,764,892.32/x - Step 3: Cross multiply
8,632,370.24x = 11,912,671.52 × 4,764,892.32 - Step 4: Simplify right side
8,632,370.24x = 56,762,597,036,330.73 - Step 5: Solve for x
x = 56,762,597,036,330.73/8,632,370.24 - Step 6: Final answer
x = 6,575,551.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.