Finding the Fourth Proportional to 17,759,754.12, 26,640,571.47 and 5,630,163.84
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Solution
The fourth proportional to 17,759,754.12, 26,640,571.47 and 5,630,163.84 is: 8,445,543.85
Step by Step Solution
- Step 1: Write the proportion equation
17,759,754.12 : 26,640,571.47 = 5,630,163.84 : x - Step 2: Convert to fraction form
17,759,754.12/26,640,571.47 = 5,630,163.84/x - Step 3: Cross multiply
17,759,754.12x = 26,640,571.47 × 5,630,163.84 - Step 4: Simplify right side
17,759,754.12x = 149,990,782,167,329.62 - Step 5: Solve for x
x = 149,990,782,167,329.62/17,759,754.12 - Step 6: Final answer
x = 8,445,543.85
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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.