Finding the Fourth Proportional to 22,225,328.80, 33,288,226.80 and 18,244,016.80
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Solution
The fourth proportional to 22,225,328.80, 33,288,226.80 and 18,244,016.80 is: 27,325,173.65
Step by Step Solution
- Step 1: Write the proportion equation
22,225,328.80 : 33,288,226.80 = 18,244,016.80 : x - Step 2: Convert to fraction form
22,225,328.80/33,288,226.80 = 18,244,016.80/x - Step 3: Cross multiply
22,225,328.80x = 33,288,226.80 × 18,244,016.80 - Step 4: Simplify right side
22,225,328.80x = 607,310,968,981,410.25 - Step 5: Solve for x
x = 607,310,968,981,410.25/22,225,328.80 - Step 6: Final answer
x = 27,325,173.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.