Finding the Fourth Proportional to 16,293,532.80, 22,485,471.64 and 8,951,841.44
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Solution
The fourth proportional to 16,293,532.80, 22,485,471.64 and 8,951,841.44 is: 12,353,758.96
Step by Step Solution
- Step 1: Write the proportion equation
16,293,532.80 : 22,485,471.64 = 8,951,841.44 : x - Step 2: Convert to fraction form
16,293,532.80/22,485,471.64 = 8,951,841.44/x - Step 3: Cross multiply
16,293,532.80x = 22,485,471.64 × 8,951,841.44 - Step 4: Simplify right side
16,293,532.80x = 201,286,376,824,896.75 - Step 5: Solve for x
x = 201,286,376,824,896.75/16,293,532.80 - Step 6: Final answer
x = 12,353,758.96
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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.