Finding the Fourth Proportional to 12,244,365.20, 18,369,204.81 and 3,724,480.28
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Solution
The fourth proportional to 12,244,365.20, 18,369,204.81 and 3,724,480.28 is: 5,587,528.63
Step by Step Solution
- Step 1: Write the proportion equation
12,244,365.20 : 18,369,204.81 = 3,724,480.28 : x - Step 2: Convert to fraction form
12,244,365.20/18,369,204.81 = 3,724,480.28/x - Step 3: Cross multiply
12,244,365.20x = 18,369,204.81 × 3,724,480.28 - Step 4: Simplify right side
12,244,365.20x = 68,415,741,074,126.14 - Step 5: Solve for x
x = 68,415,741,074,126.14/12,244,365.20 - Step 6: Final answer
x = 5,587,528.63
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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.