Finding the Fourth Proportional to 17,722,189.68, 24,461,171.82 and 11,542,634.88
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Solution
The fourth proportional to 17,722,189.68, 24,461,171.82 and 11,542,634.88 is: 15,931,799.63
Step by Step Solution
- Step 1: Write the proportion equation
17,722,189.68 : 24,461,171.82 = 11,542,634.88 : x - Step 2: Convert to fraction form
17,722,189.68/24,461,171.82 = 11,542,634.88/x - Step 3: Cross multiply
17,722,189.68x = 24,461,171.82 × 11,542,634.88 - Step 4: Simplify right side
17,722,189.68x = 282,346,375,055,205.12 - Step 5: Solve for x
x = 282,346,375,055,205.12/17,722,189.68 - Step 6: Final answer
x = 15,931,799.63
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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.