Finding the Fourth Proportional to 16,056,383.88, 22,154,951.34 and 9,087,028.68
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Solution
The fourth proportional to 16,056,383.88, 22,154,951.34 and 9,087,028.68 is: 12,538,481.87
Step by Step Solution
- Step 1: Write the proportion equation
16,056,383.88 : 22,154,951.34 = 9,087,028.68 : x - Step 2: Convert to fraction form
16,056,383.88/22,154,951.34 = 9,087,028.68/x - Step 3: Cross multiply
16,056,383.88x = 22,154,951.34 × 9,087,028.68 - Step 4: Simplify right side
16,056,383.88x = 201,322,678,230,584.44 - Step 5: Solve for x
x = 201,322,678,230,584.44/16,056,383.88 - Step 6: Final answer
x = 12,538,481.87
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1.5x scale
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.