Finding the Fourth Proportional to 11,170,323.04, 15,415,107.60 and 6,275,751.52
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Solution
The fourth proportional to 11,170,323.04, 15,415,107.60 and 6,275,751.52 is: 8,660,571.82
Step by Step Solution
- Step 1: Write the proportion equation
11,170,323.04 : 15,415,107.60 = 6,275,751.52 : x - Step 2: Convert to fraction form
11,170,323.04/15,415,107.60 = 6,275,751.52/x - Step 3: Cross multiply
11,170,323.04x = 15,415,107.60 × 6,275,751.52 - Step 4: Simplify right side
11,170,323.04x = 96,741,384,951,663.55 - Step 5: Solve for x
x = 96,741,384,951,663.55/11,170,323.04 - Step 6: Final answer
x = 8,660,571.82
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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.