Finding the Fourth Proportional to 23,511,678.74, 32,450,890.07 and 13,588,982.92
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Solution
The fourth proportional to 23,511,678.74, 32,450,890.07 and 13,588,982.92 is: 18,755,555.30
Step by Step Solution
- Step 1: Write the proportion equation
23,511,678.74 : 32,450,890.07 = 13,588,982.92 : x - Step 2: Convert to fraction form
23,511,678.74/32,450,890.07 = 13,588,982.92/x - Step 3: Cross multiply
23,511,678.74x = 32,450,890.07 × 13,588,982.92 - Step 4: Simplify right side
23,511,678.74x = 440,974,590,900,027.62 - Step 5: Solve for x
x = 440,974,590,900,027.62/23,511,678.74 - Step 6: Final answer
x = 18,755,555.30
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1.5x scale
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.