Finding the Fourth Proportional to 49,170,302.67, 67,853,239.12 and 27,143,329.26
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Solution
The fourth proportional to 49,170,302.67, 67,853,239.12 and 27,143,329.26 is: 37,456,812.56
Step by Step Solution
- Step 1: Write the proportion equation
49,170,302.67 : 67,853,239.12 = 27,143,329.26 : x - Step 2: Convert to fraction form
49,170,302.67/67,853,239.12 = 27,143,329.26/x - Step 3: Cross multiply
49,170,302.67x = 67,853,239.12 × 27,143,329.26 - Step 4: Simplify right side
49,170,302.67x = 1,841,762,810,791,673 - Step 5: Solve for x
x = 1,841,762,810,791,673/49,170,302.67 - Step 6: Final answer
x = 37,456,812.56
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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.