Finding the Fourth Proportional to 33,729,284.61, 46,546,427.79 and 18,259,368.75
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Solution
The fourth proportional to 33,729,284.61, 46,546,427.79 and 18,259,368.75 is: 25,197,937.01
Step by Step Solution
- Step 1: Write the proportion equation
33,729,284.61 : 46,546,427.79 = 18,259,368.75 : x - Step 2: Convert to fraction form
33,729,284.61/46,546,427.79 = 18,259,368.75/x - Step 3: Cross multiply
33,729,284.61x = 46,546,427.79 × 18,259,368.75 - Step 4: Simplify right side
33,729,284.61x = 849,908,389,012,857.50 - Step 5: Solve for x
x = 849,908,389,012,857.50/33,729,284.61 - Step 6: Final answer
x = 25,197,937.01
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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.