Finding the Fourth Proportional to 35,457,302.70, 53,187,703.65 and 18,451,190.70
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Solution
The fourth proportional to 35,457,302.70, 53,187,703.65 and 18,451,190.70 is: 27,677,696.50
Step by Step Solution
- Step 1: Write the proportion equation
35,457,302.70 : 53,187,703.65 = 18,451,190.70 : x - Step 2: Convert to fraction form
35,457,302.70/53,187,703.65 = 18,451,190.70/x - Step 3: Cross multiply
35,457,302.70x = 53,187,703.65 × 18,451,190.70 - Step 4: Simplify right side
35,457,302.70x = 981,376,462,941,236 - Step 5: Solve for x
x = 981,376,462,941,236/35,457,302.70 - Step 6: Final answer
x = 27,677,696.50
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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.