Finding the Fourth Proportional to 33,458,633.54, 46,172,937.04 and 18,772,272.44
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Solution
The fourth proportional to 33,458,633.54, 46,172,937.04 and 18,772,272.44 is: 25,905,748.73
Step by Step Solution
- Step 1: Write the proportion equation
33,458,633.54 : 46,172,937.04 = 18,772,272.44 : x - Step 2: Convert to fraction form
33,458,633.54/46,172,937.04 = 18,772,272.44/x - Step 3: Cross multiply
33,458,633.54x = 46,172,937.04 × 18,772,272.44 - Step 4: Simplify right side
33,458,633.54x = 866,770,953,469,847.25 - Step 5: Solve for x
x = 866,770,953,469,847.25/33,458,633.54 - Step 6: Final answer
x = 25,905,748.73
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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.