Finding the Fourth Proportional to 29,505,931.20, 44,286,890.40 and 18,168,523.20
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Solution
The fourth proportional to 29,505,931.20, 44,286,890.40 and 18,168,523.20 is: 27,270,022.09
Step by Step Solution
- Step 1: Write the proportion equation
29,505,931.20 : 44,286,890.40 = 18,168,523.20 : x - Step 2: Convert to fraction form
29,505,931.20/44,286,890.40 = 18,168,523.20/x - Step 3: Cross multiply
29,505,931.20x = 44,286,890.40 × 18,168,523.20 - Step 4: Simplify right side
29,505,931.20x = 804,627,395,688,257.25 - Step 5: Solve for x
x = 804,627,395,688,257.25/29,505,931.20 - Step 6: Final answer
x = 27,270,022.09
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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.