Finding the Fourth Proportional to 38,382,101.60, 57,489,171.60 and 33,343,253.60
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Solution
The fourth proportional to 38,382,101.60, 57,489,171.60 and 33,343,253.60 is: 49,941,924.70
Step by Step Solution
- Step 1: Write the proportion equation
38,382,101.60 : 57,489,171.60 = 33,343,253.60 : x - Step 2: Convert to fraction form
38,382,101.60/57,489,171.60 = 33,343,253.60/x - Step 3: Cross multiply
38,382,101.60x = 57,489,171.60 × 33,343,253.60 - Step 4: Simplify right side
38,382,101.60x = 1,916,876,027,912,718 - Step 5: Solve for x
x = 1,916,876,027,912,718/38,382,101.60 - Step 6: Final answer
x = 49,941,924.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.