Finding the Fourth Proportional to 50,018,583.82, 69,024,163.20 and 27,692,564.92
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Solution
The fourth proportional to 50,018,583.82, 69,024,163.20 and 27,692,564.92 is: 38,214,918.83
Step by Step Solution
- Step 1: Write the proportion equation
50,018,583.82 : 69,024,163.20 = 27,692,564.92 : x - Step 2: Convert to fraction form
50,018,583.82/69,024,163.20 = 27,692,564.92/x - Step 3: Cross multiply
50,018,583.82x = 69,024,163.20 × 27,692,564.92 - Step 4: Simplify right side
50,018,583.82x = 1,911,456,120,464,675.25 - Step 5: Solve for x
x = 1,911,456,120,464,675.25/50,018,583.82 - Step 6: Final answer
x = 38,214,918.83
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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.