Finding the Fourth Proportional to 11,784,054.88, 16,259,557.36 and 6,888,330.64
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Solution
The fourth proportional to 11,784,054.88, 16,259,557.36 and 6,888,330.64 is: 9,504,470.94
Step by Step Solution
- Step 1: Write the proportion equation
11,784,054.88 : 16,259,557.36 = 6,888,330.64 : x - Step 2: Convert to fraction form
11,784,054.88/16,259,557.36 = 6,888,330.64/x - Step 3: Cross multiply
11,784,054.88x = 16,259,557.36 × 6,888,330.64 - Step 4: Simplify right side
11,784,054.88x = 112,001,207,155,725.50 - Step 5: Solve for x
x = 112,001,207,155,725.50/11,784,054.88 - Step 6: Final answer
x = 9,504,470.94
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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.