Finding the Fourth Proportional to 17,770,636.08, 26,656,951.08 and 4,990,144.24
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Solution
The fourth proportional to 17,770,636.08, 26,656,951.08 and 4,990,144.24 is: 7,485,496.31
Step by Step Solution
- Step 1: Write the proportion equation
17,770,636.08 : 26,656,951.08 = 4,990,144.24 : x - Step 2: Convert to fraction form
17,770,636.08/26,656,951.08 = 4,990,144.24/x - Step 3: Cross multiply
17,770,636.08x = 26,656,951.08 × 4,990,144.24 - Step 4: Simplify right side
17,770,636.08x = 133,022,030,887,823.78 - Step 5: Solve for x
x = 133,022,030,887,823.78/17,770,636.08 - Step 6: Final answer
x = 7,485,496.31
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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.