Finding the Fourth Proportional to 37,893,044.24, 56,846,578.20 and 11,991,864.40
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Solution
The fourth proportional to 37,893,044.24, 56,846,578.20 and 11,991,864.40 is: 17,990,015.61
Step by Step Solution
- Step 1: Write the proportion equation
37,893,044.24 : 56,846,578.20 = 11,991,864.40 : x - Step 2: Convert to fraction form
37,893,044.24/56,846,578.20 = 11,991,864.40/x - Step 3: Cross multiply
37,893,044.24x = 56,846,578.20 × 11,991,864.40 - Step 4: Simplify right side
37,893,044.24x = 681,696,457,378,396.12 - Step 5: Solve for x
x = 681,696,457,378,396.12/37,893,044.24 - Step 6: Final answer
x = 17,990,015.61
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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.