Finding the Fourth Proportional to 49,170,299.48, 67,853,234.87 and 27,143,326.13
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Solution
The fourth proportional to 49,170,299.48, 67,853,234.87 and 27,143,326.13 is: 37,456,808.33
Step by Step Solution
- Step 1: Write the proportion equation
49,170,299.48 : 67,853,234.87 = 27,143,326.13 : x - Step 2: Convert to fraction form
49,170,299.48/67,853,234.87 = 27,143,326.13/x - Step 3: Cross multiply
49,170,299.48x = 67,853,234.87 × 27,143,326.13 - Step 4: Simplify right side
49,170,299.48x = 1,841,762,483,051,898.25 - Step 5: Solve for x
x = 1,841,762,483,051,898.25/49,170,299.48 - Step 6: Final answer
x = 37,456,808.33
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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.