Finding the Fourth Proportional to 17,358,591.22, 26,042,216.36 and 12,250,998.07
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Solution
The fourth proportional to 17,358,591.22, 26,042,216.36 and 12,250,998.07 is: 18,379,552.71
Step by Step Solution
- Step 1: Write the proportion equation
17,358,591.22 : 26,042,216.36 = 12,250,998.07 : x - Step 2: Convert to fraction form
17,358,591.22/26,042,216.36 = 12,250,998.07/x - Step 3: Cross multiply
17,358,591.22x = 26,042,216.36 × 12,250,998.07 - Step 4: Simplify right side
17,358,591.22x = 319,043,142,364,882.44 - Step 5: Solve for x
x = 319,043,142,364,882.44/17,358,591.22 - Step 6: Final answer
x = 18,379,552.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.