Finding the Fourth Proportional to 31,168,713.16, 46,760,637.09 and 9,603,313.99
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Solution
The fourth proportional to 31,168,713.16, 46,760,637.09 and 9,603,313.99 is: 14,407,302.54
Step by Step Solution
- Step 1: Write the proportion equation
31,168,713.16 : 46,760,637.09 = 9,603,313.99 : x - Step 2: Convert to fraction form
31,168,713.16/46,760,637.09 = 9,603,313.99/x - Step 3: Cross multiply
31,168,713.16x = 46,760,637.09 × 9,603,313.99 - Step 4: Simplify right side
31,168,713.16x = 449,057,080,347,709.94 - Step 5: Solve for x
x = 449,057,080,347,709.94/31,168,713.16 - Step 6: Final answer
x = 14,407,302.54
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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.