Finding the Fourth Proportional to 27,110,361.12, 37,411,276.68 and 14,720,186.76
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Solution
The fourth proportional to 27,110,361.12, 37,411,276.68 and 14,720,186.76 is: 20,313,302.99
Step by Step Solution
- Step 1: Write the proportion equation
27,110,361.12 : 37,411,276.68 = 14,720,186.76 : x - Step 2: Convert to fraction form
27,110,361.12/37,411,276.68 = 14,720,186.76/x - Step 3: Cross multiply
27,110,361.12x = 37,411,276.68 × 14,720,186.76 - Step 4: Simplify right side
27,110,361.12x = 550,700,979,659,632.75 - Step 5: Solve for x
x = 550,700,979,659,632.75/27,110,361.12 - Step 6: Final answer
x = 20,313,302.99
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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.