Finding the Fourth Proportional to 38,135,122.80, 57,202,684.20 and 27,329,593.20
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Solution
The fourth proportional to 38,135,122.80, 57,202,684.20 and 27,329,593.20 is: 40,994,389.80
Step by Step Solution
- Step 1: Write the proportion equation
38,135,122.80 : 57,202,684.20 = 27,329,593.20 : x - Step 2: Convert to fraction form
38,135,122.80/57,202,684.20 = 27,329,593.20/x - Step 3: Cross multiply
38,135,122.80x = 57,202,684.20 × 27,329,593.20 - Step 4: Simplify right side
38,135,122.80x = 1,563,326,089,134,067.50 - Step 5: Solve for x
x = 1,563,326,089,134,067.50/38,135,122.80 - Step 6: Final answer
x = 40,994,389.80
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Similar ratio
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1.5x scale
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.