Finding the Fourth Proportional to 22,474,439.20, 33,727,405.20 and 14,407,033.60
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Solution
The fourth proportional to 22,474,439.20, 33,727,405.20 and 14,407,033.60 is: 21,620,644.49
Step by Step Solution
- Step 1: Write the proportion equation
22,474,439.20 : 33,727,405.20 = 14,407,033.60 : x - Step 2: Convert to fraction form
22,474,439.20/33,727,405.20 = 14,407,033.60/x - Step 3: Cross multiply
22,474,439.20x = 33,727,405.20 × 14,407,033.60 - Step 4: Simplify right side
22,474,439.20x = 485,911,859,957,214.75 - Step 5: Solve for x
x = 485,911,859,957,214.75/22,474,439.20 - Step 6: Final answer
x = 21,620,644.49
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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.