Finding the Fourth Proportional to 7,469,712.74, 11,207,392.95 and 2,924,010.26
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Solution
The fourth proportional to 7,469,712.74, 11,207,392.95 and 2,924,010.26 is: 4,387,120.78
Step by Step Solution
- Step 1: Write the proportion equation
7,469,712.74 : 11,207,392.95 = 2,924,010.26 : x - Step 2: Convert to fraction form
7,469,712.74/11,207,392.95 = 2,924,010.26/x - Step 3: Cross multiply
7,469,712.74x = 11,207,392.95 × 2,924,010.26 - Step 4: Simplify right side
7,469,712.74x = 32,770,531,973,651.66 - Step 5: Solve for x
x = 32,770,531,973,651.66/7,469,712.74 - Step 6: Final answer
x = 4,387,120.78
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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.