Finding the Fourth Proportional to 5,487,222.62, 7,572,367.58 and 3,006,453.84
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Solution
The fourth proportional to 5,487,222.62, 7,572,367.58 and 3,006,453.84 is: 4,148,906.50
Step by Step Solution
- Step 1: Write the proportion equation
5,487,222.62 : 7,572,367.58 = 3,006,453.84 : x - Step 2: Convert to fraction form
5,487,222.62/7,572,367.58 = 3,006,453.84/x - Step 3: Cross multiply
5,487,222.62x = 7,572,367.58 × 3,006,453.84 - Step 4: Simplify right side
5,487,222.62x = 22,765,973,573,750.24 - Step 5: Solve for x
x = 22,765,973,573,750.24/5,487,222.62 - Step 6: Final answer
x = 4,148,906.50
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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.