Finding the Fourth Proportional to 12,164,036.53, 16,786,414.88 and 6,582,282.97
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Solution
The fourth proportional to 12,164,036.53, 16,786,414.88 and 6,582,282.97 is: 9,083,574.56
Step by Step Solution
- Step 1: Write the proportion equation
12,164,036.53 : 16,786,414.88 = 6,582,282.97 : x - Step 2: Convert to fraction form
12,164,036.53/16,786,414.88 = 6,582,282.97/x - Step 3: Cross multiply
12,164,036.53x = 16,786,414.88 × 6,582,282.97 - Step 4: Simplify right side
12,164,036.53x = 110,492,932,791,978.58 - Step 5: Solve for x
x = 110,492,932,791,978.58/12,164,036.53 - Step 6: Final answer
x = 9,083,574.56
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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.