Finding the Fourth Proportional to 35,430,830.10, 53,146,245.90 and 8,504,486.10
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Solution
The fourth proportional to 35,430,830.10, 53,146,245.90 and 8,504,486.10 is: 12,756,729.33
Step by Step Solution
- Step 1: Write the proportion equation
35,430,830.10 : 53,146,245.90 = 8,504,486.10 : x - Step 2: Convert to fraction form
35,430,830.10/53,146,245.90 = 8,504,486.10/x - Step 3: Cross multiply
35,430,830.10x = 53,146,245.90 × 8,504,486.10 - Step 4: Simplify right side
35,430,830.10x = 451,981,509,523,731.94 - Step 5: Solve for x
x = 451,981,509,523,731.94/35,430,830.10 - Step 6: Final answer
x = 12,756,729.33
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1.5x scale
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.