Finding the Fourth Proportional to 39,833,862.11, 54,975,968.16 and 22,433,608.97
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Solution
The fourth proportional to 39,833,862.11, 54,975,968.16 and 22,433,608.97 is: 30,961,330.56
Step by Step Solution
- Step 1: Write the proportion equation
39,833,862.11 : 54,975,968.16 = 22,433,608.97 : x - Step 2: Convert to fraction form
39,833,862.11/54,975,968.16 = 22,433,608.97/x - Step 3: Cross multiply
39,833,862.11x = 54,975,968.16 × 22,433,608.97 - Step 4: Simplify right side
39,833,862.11x = 1,233,309,372,448,610.25 - Step 5: Solve for x
x = 1,233,309,372,448,610.25/39,833,862.11 - Step 6: Final answer
x = 30,961,330.56
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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.