Finding the Fourth Proportional to 32,471,176.41, 44,793,234.72 and 20,077,308.09
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Solution
The fourth proportional to 32,471,176.41, 44,793,234.72 and 20,077,308.09 is: 27,696,180.84
Step by Step Solution
- Step 1: Write the proportion equation
32,471,176.41 : 44,793,234.72 = 20,077,308.09 : x - Step 2: Convert to fraction form
32,471,176.41/44,793,234.72 = 20,077,308.09/x - Step 3: Cross multiply
32,471,176.41x = 44,793,234.72 × 20,077,308.09 - Step 4: Simplify right side
32,471,176.41x = 899,327,573,821,124.88 - Step 5: Solve for x
x = 899,327,573,821,124.88/32,471,176.41 - Step 6: Final answer
x = 27,696,180.84
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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.