Finding the Fourth Proportional to 49,219,442.13, 67,923,542.87 and 27,193,448.13
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Solution
The fourth proportional to 49,219,442.13, 67,923,542.87 and 27,193,448.13 is: 37,527,352.20
Step by Step Solution
- Step 1: Write the proportion equation
49,219,442.13 : 67,923,542.87 = 27,193,448.13 : x - Step 2: Convert to fraction form
49,219,442.13/67,923,542.87 = 27,193,448.13/x - Step 3: Cross multiply
49,219,442.13x = 67,923,542.87 × 27,193,448.13 - Step 4: Simplify right side
49,219,442.13x = 1,847,075,339,841,176.50 - Step 5: Solve for x
x = 1,847,075,339,841,176.50/49,219,442.13 - Step 6: Final answer
x = 37,527,352.20
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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.