Finding the Fourth Proportional to 7,364,232.06, 11,042,653.86 and 4,291,218.24
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Solution
The fourth proportional to 7,364,232.06, 11,042,653.86 and 4,291,218.24 is: 6,434,674.69
Step by Step Solution
- Step 1: Write the proportion equation
7,364,232.06 : 11,042,653.86 = 4,291,218.24 : x - Step 2: Convert to fraction form
7,364,232.06/11,042,653.86 = 4,291,218.24/x - Step 3: Cross multiply
7,364,232.06x = 11,042,653.86 × 4,291,218.24 - Step 4: Simplify right side
7,364,232.06x = 47,386,437,662,038.41 - Step 5: Solve for x
x = 47,386,437,662,038.41/7,364,232.06 - Step 6: Final answer
x = 6,434,674.69
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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.