Finding the Fourth Proportional to 17,751,550.20, 26,627,325.30 and 14,560,279.80
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Solution
The fourth proportional to 17,751,550.20, 26,627,325.30 and 14,560,279.80 is: 21,840,419.70
Step by Step Solution
- Step 1: Write the proportion equation
17,751,550.20 : 26,627,325.30 = 14,560,279.80 : x - Step 2: Convert to fraction form
17,751,550.20/26,627,325.30 = 14,560,279.80/x - Step 3: Cross multiply
17,751,550.20x = 26,627,325.30 × 14,560,279.80 - Step 4: Simplify right side
17,751,550.20x = 387,701,306,693,619 - Step 5: Solve for x
x = 387,701,306,693,619/17,751,550.20 - Step 6: Final answer
x = 21,840,419.70
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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.