Finding the Fourth Proportional to 11,741,867.53, 16,203,908.55 and 6,514,970.33
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Solution
The fourth proportional to 11,741,867.53, 16,203,908.55 and 6,514,970.33 is: 8,990,731.95
Step by Step Solution
- Step 1: Write the proportion equation
11,741,867.53 : 16,203,908.55 = 6,514,970.33 : x - Step 2: Convert to fraction form
11,741,867.53/16,203,908.55 = 6,514,970.33/x - Step 3: Cross multiply
11,741,867.53x = 16,203,908.55 × 6,514,970.33 - Step 4: Simplify right side
11,741,867.53x = 105,567,983,498,224.23 - Step 5: Solve for x
x = 105,567,983,498,224.23/11,741,867.53 - Step 6: Final answer
x = 8,990,731.95
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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.