Finding the Fourth Proportional to 16,248,863.92, 22,410,357.41 and 14,284,541.98
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Solution
The fourth proportional to 16,248,863.92, 22,410,357.41 and 14,284,541.98 is: 19,701,173.74
Step by Step Solution
- Step 1: Write the proportion equation
16,248,863.92 : 22,410,357.41 = 14,284,541.98 : x - Step 2: Convert to fraction form
16,248,863.92/22,410,357.41 = 14,284,541.98/x - Step 3: Cross multiply
16,248,863.92x = 22,410,357.41 × 14,284,541.98 - Step 4: Simplify right side
16,248,863.92x = 320,121,691,147,615.12 - Step 5: Solve for x
x = 320,121,691,147,615.12/16,248,863.92 - Step 6: Final answer
x = 19,701,173.74
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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.