Finding the Fourth Proportional to 44,287,512.20, 66,431,268.30 and 26,073,009.80
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Solution
The fourth proportional to 44,287,512.20, 66,431,268.30 and 26,073,009.80 is: 39,109,514.70
Step by Step Solution
- Step 1: Write the proportion equation
44,287,512.20 : 66,431,268.30 = 26,073,009.80 : x - Step 2: Convert to fraction form
44,287,512.20/66,431,268.30 = 26,073,009.80/x - Step 3: Cross multiply
44,287,512.20x = 66,431,268.30 × 26,073,009.80 - Step 4: Simplify right side
44,287,512.20x = 1,732,063,109,412,329.25 - Step 5: Solve for x
x = 1,732,063,109,412,329.25/44,287,512.20 - Step 6: Final answer
x = 39,109,514.70
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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.