Finding the Fourth Proportional to 16,517,772.14, 22,793,891.54 and 9,176,067.41
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Solution
The fourth proportional to 16,517,772.14, 22,793,891.54 and 9,176,067.41 is: 12,662,620.81
Step by Step Solution
- Step 1: Write the proportion equation
16,517,772.14 : 22,793,891.54 = 9,176,067.41 : x - Step 2: Convert to fraction form
16,517,772.14/22,793,891.54 = 9,176,067.41/x - Step 3: Cross multiply
16,517,772.14x = 22,793,891.54 × 9,176,067.41 - Step 4: Simplify right side
16,517,772.14x = 209,158,285,147,418.91 - Step 5: Solve for x
x = 209,158,285,147,418.91/16,517,772.14 - Step 6: Final answer
x = 12,662,620.81
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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.