Finding the Fourth Proportional to 32,256,004.20, 48,384,006.30 and 27,385,117.80
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Solution
The fourth proportional to 32,256,004.20, 48,384,006.30 and 27,385,117.80 is: 41,077,676.70
Step by Step Solution
- Step 1: Write the proportion equation
32,256,004.20 : 48,384,006.30 = 27,385,117.80 : x - Step 2: Convert to fraction form
32,256,004.20/48,384,006.30 = 27,385,117.80/x - Step 3: Cross multiply
32,256,004.20x = 48,384,006.30 × 27,385,117.80 - Step 4: Simplify right side
32,256,004.20x = 1,325,001,712,161,442 - Step 5: Solve for x
x = 1,325,001,712,161,442/32,256,004.20 - Step 6: Final answer
x = 41,077,676.70
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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.