Finding the Fourth Proportional to 49,170,301.73, 67,853,237.99 and 27,143,328.38
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Solution
The fourth proportional to 49,170,301.73, 67,853,237.99 and 27,143,328.38 is: 37,456,811.44
Step by Step Solution
- Step 1: Write the proportion equation
49,170,301.73 : 67,853,237.99 = 27,143,328.38 : x - Step 2: Convert to fraction form
49,170,301.73/67,853,237.99 = 27,143,328.38/x - Step 3: Cross multiply
49,170,301.73x = 67,853,237.99 × 27,143,328.38 - Step 4: Simplify right side
49,170,301.73x = 1,841,762,720,273,144.50 - Step 5: Solve for x
x = 1,841,762,720,273,144.50/49,170,301.73 - Step 6: Final answer
x = 37,456,811.44
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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.