Finding the Fourth Proportional to 23,310,081.70, 34,965,122.55 and 11,972,673.70
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Solution
The fourth proportional to 23,310,081.70, 34,965,122.55 and 11,972,673.70 is: 17,959,010.55
Step by Step Solution
- Step 1: Write the proportion equation
23,310,081.70 : 34,965,122.55 = 11,972,673.70 : x - Step 2: Convert to fraction form
23,310,081.70/34,965,122.55 = 11,972,673.70/x - Step 3: Cross multiply
23,310,081.70x = 34,965,122.55 × 11,972,673.70 - Step 4: Simplify right side
23,310,081.70x = 418,626,003,171,661.88 - Step 5: Solve for x
x = 418,626,003,171,661.88/23,310,081.70 - Step 6: Final answer
x = 17,959,010.55
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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.