Finding the Fourth Proportional to 32,078,828.28, 44,271,129.24 and 18,327,497.16
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Solution
The fourth proportional to 32,078,828.28, 44,271,129.24 and 18,327,497.16 is: 25,293,286.54
Step by Step Solution
- Step 1: Write the proportion equation
32,078,828.28 : 44,271,129.24 = 18,327,497.16 : x - Step 2: Convert to fraction form
32,078,828.28/44,271,129.24 = 18,327,497.16/x - Step 3: Cross multiply
32,078,828.28x = 44,271,129.24 × 18,327,497.16 - Step 4: Simplify right side
32,078,828.28x = 811,378,995,416,093 - Step 5: Solve for x
x = 811,378,995,416,093/32,078,828.28 - Step 6: Final answer
x = 25,293,286.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.