Finding the Fourth Proportional to 74,659,651.52, 103,036,452.35 and 41,175,679.19
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Solution
The fourth proportional to 74,659,651.52, 103,036,452.35 and 41,175,679.19 is: 56,825,819.85
Step by Step Solution
- Step 1: Write the proportion equation
74,659,651.52 : 103,036,452.35 = 41,175,679.19 : x - Step 2: Convert to fraction form
74,659,651.52/103,036,452.35 = 41,175,679.19/x - Step 3: Cross multiply
74,659,651.52x = 103,036,452.35 × 41,175,679.19 - Step 4: Simplify right side
74,659,651.52x = 4,242,595,907,392,851 - Step 5: Solve for x
x = 4,242,595,907,392,851/74,659,651.52 - Step 6: Final answer
x = 56,825,819.85
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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.