Finding the Fourth Proportional to 33,729,118.49, 46,546,199.09 and 18,259,203.13
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Solution
The fourth proportional to 33,729,118.49, 46,546,199.09 and 18,259,203.13 is: 25,197,708.75
Step by Step Solution
- Step 1: Write the proportion equation
33,729,118.49 : 46,546,199.09 = 18,259,203.13 : x - Step 2: Convert to fraction form
33,729,118.49/46,546,199.09 = 18,259,203.13/x - Step 3: Cross multiply
33,729,118.49x = 46,546,199.09 × 18,259,203.13 - Step 4: Simplify right side
33,729,118.49x = 849,896,504,113,731.12 - Step 5: Solve for x
x = 849,896,504,113,731.12/33,729,118.49 - Step 6: Final answer
x = 25,197,708.75
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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.