Finding the Fourth Proportional to 27,634,555.08, 41,365,571.18 and 20,356,219.08
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Solution
The fourth proportional to 27,634,555.08, 41,365,571.18 and 20,356,219.08 is: 30,470,786.55
Step by Step Solution
- Step 1: Write the proportion equation
27,634,555.08 : 41,365,571.18 = 20,356,219.08 : x - Step 2: Convert to fraction form
27,634,555.08/41,365,571.18 = 20,356,219.08/x - Step 3: Cross multiply
27,634,555.08x = 41,365,571.18 × 20,356,219.08 - Step 4: Simplify right side
27,634,555.08x = 842,046,629,207,632.88 - Step 5: Solve for x
x = 842,046,629,207,632.88/27,634,555.08 - Step 6: Final answer
x = 30,470,786.55
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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.