Finding the Fourth Proportional to 32,429,886.21, 44,751,273.80 and 18,489,292.11
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Solution
The fourth proportional to 32,429,886.21, 44,751,273.80 and 18,489,292.11 is: 25,514,100.42
Step by Step Solution
- Step 1: Write the proportion equation
32,429,886.21 : 44,751,273.80 = 18,489,292.11 : x - Step 2: Convert to fraction form
32,429,886.21/44,751,273.80 = 18,489,292.11/x - Step 3: Cross multiply
32,429,886.21x = 44,751,273.80 × 18,489,292.11 - Step 4: Simplify right side
32,429,886.21x = 827,419,373,490,343.25 - Step 5: Solve for x
x = 827,419,373,490,343.25/32,429,886.21 - Step 6: Final answer
x = 25,514,100.42
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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.