Finding the Fourth Proportional to 17,590,207.48, 26,379,999.02 and 5,290,905.80
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Solution
The fourth proportional to 17,590,207.48, 26,379,999.02 and 5,290,905.80 is: 7,934,760.86
Step by Step Solution
- Step 1: Write the proportion equation
17,590,207.48 : 26,379,999.02 = 5,290,905.80 : x - Step 2: Convert to fraction form
17,590,207.48/26,379,999.02 = 5,290,905.80/x - Step 3: Cross multiply
17,590,207.48x = 26,379,999.02 × 5,290,905.80 - Step 4: Simplify right side
17,590,207.48x = 139,574,089,794,134.48 - Step 5: Solve for x
x = 139,574,089,794,134.48/17,590,207.48 - Step 6: Final answer
x = 7,934,760.86
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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.