Finding the Fourth Proportional to 63,051,245.46, 86,999,942.96 and 36,583,531.62
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Solution
The fourth proportional to 63,051,245.46, 86,999,942.96 and 36,583,531.62 is: 50,479,021.33
Step by Step Solution
- Step 1: Write the proportion equation
63,051,245.46 : 86,999,942.96 = 36,583,531.62 : x - Step 2: Convert to fraction form
63,051,245.46/86,999,942.96 = 36,583,531.62/x - Step 3: Cross multiply
63,051,245.46x = 86,999,942.96 × 36,583,531.62 - Step 4: Simplify right side
63,051,245.46x = 3,182,765,164,215,356 - Step 5: Solve for x
x = 3,182,765,164,215,356/63,051,245.46 - Step 6: Final answer
x = 50,479,021.33
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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.