Finding the Fourth Proportional to 5,914,740.14, 8,159,238.26 and 5,138,627.15
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Solution
The fourth proportional to 5,914,740.14, 8,159,238.26 and 5,138,627.15 is: 7,088,609.51
Step by Step Solution
- Step 1: Write the proportion equation
5,914,740.14 : 8,159,238.26 = 5,138,627.15 : x - Step 2: Convert to fraction form
5,914,740.14/8,159,238.26 = 5,138,627.15/x - Step 3: Cross multiply
5,914,740.14x = 8,159,238.26 × 5,138,627.15 - Step 4: Simplify right side
5,914,740.14x = 41,927,283,240,859.72 - Step 5: Solve for x
x = 41,927,283,240,859.72/5,914,740.14 - Step 6: Final answer
x = 7,088,609.51
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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.