Finding the Fourth Proportional to 44,383,128.10, 66,572,034.99 and 18,468,884.50
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Solution
The fourth proportional to 44,383,128.10, 66,572,034.99 and 18,468,884.50 is: 27,702,221.04
Step by Step Solution
- Step 1: Write the proportion equation
44,383,128.10 : 66,572,034.99 = 18,468,884.50 : x - Step 2: Convert to fraction form
44,383,128.10/66,572,034.99 = 18,468,884.50/x - Step 3: Cross multiply
44,383,128.10x = 66,572,034.99 × 18,468,884.50 - Step 4: Simplify right side
44,383,128.10x = 1,229,511,225,160,268.75 - Step 5: Solve for x
x = 1,229,511,225,160,268.75/44,383,128.10 - Step 6: Final answer
x = 27,702,221.04
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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.