Finding the Fourth Proportional to 51,036,717.26, 70,430,781.22 and 29,010,351.62
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Solution
The fourth proportional to 51,036,717.26, 70,430,781.22 and 29,010,351.62 is: 40,034,348.56
Step by Step Solution
- Step 1: Write the proportion equation
51,036,717.26 : 70,430,781.22 = 29,010,351.62 : x - Step 2: Convert to fraction form
51,036,717.26/70,430,781.22 = 29,010,351.62/x - Step 3: Cross multiply
51,036,717.26x = 70,430,781.22 × 29,010,351.62 - Step 4: Simplify right side
51,036,717.26x = 2,043,221,728,063,492.50 - Step 5: Solve for x
x = 2,043,221,728,063,492.50/51,036,717.26 - Step 6: Final answer
x = 40,034,348.56
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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.