Finding the Fourth Proportional to 21,343,793.67, 32,016,576.20 and 6,197,725.17
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Solution
The fourth proportional to 21,343,793.67, 32,016,576.20 and 6,197,725.17 is: 9,296,844.94
Step by Step Solution
- Step 1: Write the proportion equation
21,343,793.67 : 32,016,576.20 = 6,197,725.17 : x - Step 2: Convert to fraction form
21,343,793.67/32,016,576.20 = 6,197,725.17/x - Step 3: Cross multiply
21,343,793.67x = 32,016,576.20 × 6,197,725.17 - Step 4: Simplify right side
21,343,793.67x = 198,429,940,140,974.31 - Step 5: Solve for x
x = 198,429,940,140,974.31/21,343,793.67 - Step 6: Final answer
x = 9,296,844.94
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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.