Finding the Fourth Proportional to 16,284,757.08, 22,471,374.09 and 9,409,091.52
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Solution
The fourth proportional to 16,284,757.08, 22,471,374.09 and 9,409,091.52 is: 12,983,627.23
Step by Step Solution
- Step 1: Write the proportion equation
16,284,757.08 : 22,471,374.09 = 9,409,091.52 : x - Step 2: Convert to fraction form
16,284,757.08/22,471,374.09 = 9,409,091.52/x - Step 3: Cross multiply
16,284,757.08x = 22,471,374.09 × 9,409,091.52 - Step 4: Simplify right side
16,284,757.08x = 211,435,215,392,966.72 - Step 5: Solve for x
x = 211,435,215,392,966.72/16,284,757.08 - Step 6: Final answer
x = 12,983,627.23
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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.