Finding the Fourth Proportional to 5,432,953.70, 8,150,414.70 and 2,730,477.80
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Solution
The fourth proportional to 5,432,953.70, 8,150,414.70 and 2,730,477.80 is: 4,096,211.31
Step by Step Solution
- Step 1: Write the proportion equation
5,432,953.70 : 8,150,414.70 = 2,730,477.80 : x - Step 2: Convert to fraction form
5,432,953.70/8,150,414.70 = 2,730,477.80/x - Step 3: Cross multiply
5,432,953.70x = 8,150,414.70 × 2,730,477.80 - Step 4: Simplify right side
5,432,953.70x = 22,254,526,399,143.66 - Step 5: Solve for x
x = 22,254,526,399,143.66/5,432,953.70 - Step 6: Final answer
x = 4,096,211.31
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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.