Finding the Fourth Proportional to 49,170,301.67, 67,853,237.74 and 27,143,328.26
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Solution
The fourth proportional to 49,170,301.67, 67,853,237.74 and 27,143,328.26 is: 37,456,811.18
Step by Step Solution
- Step 1: Write the proportion equation
49,170,301.67 : 67,853,237.74 = 27,143,328.26 : x - Step 2: Convert to fraction form
49,170,301.67/67,853,237.74 = 27,143,328.26/x - Step 3: Cross multiply
49,170,301.67x = 67,853,237.74 × 27,143,328.26 - Step 4: Simplify right side
49,170,301.67x = 1,841,762,705,480,640.50 - Step 5: Solve for x
x = 1,841,762,705,480,640.50/49,170,301.67 - Step 6: Final answer
x = 37,456,811.18
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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.