Finding the Fourth Proportional to 55,971,935.26, 77,237,877.40 and 30,852,945.97
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Solution
The fourth proportional to 55,971,935.26, 77,237,877.40 and 30,852,945.97 is: 42,575,195.00
Step by Step Solution
- Step 1: Write the proportion equation
55,971,935.26 : 77,237,877.40 = 30,852,945.97 : x - Step 2: Convert to fraction form
55,971,935.26/77,237,877.40 = 30,852,945.97/x - Step 3: Cross multiply
55,971,935.26x = 77,237,877.40 × 30,852,945.97 - Step 4: Simplify right side
55,971,935.26x = 2,383,016,058,259,684 - Step 5: Solve for x
x = 2,383,016,058,259,684/55,971,935.26 - Step 6: Final answer
x = 42,575,195.00
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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.