Finding the Fourth Proportional to 5,660,353.98, 8,474,586.82 and 5,086,397.70
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Solution
The fourth proportional to 5,660,353.98, 8,474,586.82 and 5,086,397.70 is: 7,615,269.13
Step by Step Solution
- Step 1: Write the proportion equation
5,660,353.98 : 8,474,586.82 = 5,086,397.70 : x - Step 2: Convert to fraction form
5,660,353.98/8,474,586.82 = 5,086,397.70/x - Step 3: Cross multiply
5,660,353.98x = 8,474,586.82 × 5,086,397.70 - Step 4: Simplify right side
5,660,353.98x = 43,105,118,909,698.32 - Step 5: Solve for x
x = 43,105,118,909,698.32/5,660,353.98 - Step 6: Final answer
x = 7,615,269.13
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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.