Finding the Fourth Proportional to 22,270,219.80, 33,405,329.70 and 10,932,811.80
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Solution
The fourth proportional to 22,270,219.80, 33,405,329.70 and 10,932,811.80 is: 16,399,217.70
Step by Step Solution
- Step 1: Write the proportion equation
22,270,219.80 : 33,405,329.70 = 10,932,811.80 : x - Step 2: Convert to fraction form
22,270,219.80/33,405,329.70 = 10,932,811.80/x - Step 3: Cross multiply
22,270,219.80x = 33,405,329.70 × 10,932,811.80 - Step 4: Simplify right side
22,270,219.80x = 365,214,182,727,050.50 - Step 5: Solve for x
x = 365,214,182,727,050.50/22,270,219.80 - Step 6: Final answer
x = 16,399,217.70
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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.