Finding the Fourth Proportional to 22,419,151.80, 33,628,727.70 and 11,081,743.80
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Solution
The fourth proportional to 22,419,151.80, 33,628,727.70 and 11,081,743.80 is: 16,622,615.70
Step by Step Solution
- Step 1: Write the proportion equation
22,419,151.80 : 33,628,727.70 = 11,081,743.80 : x - Step 2: Convert to fraction form
22,419,151.80/33,628,727.70 = 11,081,743.80/x - Step 3: Cross multiply
22,419,151.80x = 33,628,727.70 × 11,081,743.80 - Step 4: Simplify right side
22,419,151.80x = 372,664,944,691,363.31 - Step 5: Solve for x
x = 372,664,944,691,363.31/22,419,151.80 - Step 6: Final answer
x = 16,622,615.70
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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.