Finding the Fourth Proportional to 32,193,986.22, 48,291,006.60 and 7,932,916.44
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Solution
The fourth proportional to 32,193,986.22, 48,291,006.60 and 7,932,916.44 is: 11,899,381.38
Step by Step Solution
- Step 1: Write the proportion equation
32,193,986.22 : 48,291,006.60 = 7,932,916.44 : x - Step 2: Convert to fraction form
32,193,986.22/48,291,006.60 = 7,932,916.44/x - Step 3: Cross multiply
32,193,986.22x = 48,291,006.60 × 7,932,916.44 - Step 4: Simplify right side
32,193,986.22x = 383,088,520,161,288.56 - Step 5: Solve for x
x = 383,088,520,161,288.56/32,193,986.22 - Step 6: Final answer
x = 11,899,381.38
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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.