Finding the Fourth Proportional to 50,855,754.96, 70,180,115.04 and 27,651,466.26
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Solution
The fourth proportional to 50,855,754.96, 70,180,115.04 and 27,651,466.26 is: 38,158,573.89
Step by Step Solution
- Step 1: Write the proportion equation
50,855,754.96 : 70,180,115.04 = 27,651,466.26 : x - Step 2: Convert to fraction form
50,855,754.96/70,180,115.04 = 27,651,466.26/x - Step 3: Cross multiply
50,855,754.96x = 70,180,115.04 × 27,651,466.26 - Step 4: Simplify right side
50,855,754.96x = 1,940,583,083,151,478.75 - Step 5: Solve for x
x = 1,940,583,083,151,478.75/50,855,754.96 - Step 6: Final answer
x = 38,158,573.89
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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.