Finding the Fourth Proportional to 36,707,101.62, 50,581,067.97 and 28,396,674.42
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Solution
The fourth proportional to 36,707,101.62, 50,581,067.97 and 28,396,674.42 is: 39,129,597.70
Step by Step Solution
- Step 1: Write the proportion equation
36,707,101.62 : 50,581,067.97 = 28,396,674.42 : x - Step 2: Convert to fraction form
36,707,101.62/50,581,067.97 = 28,396,674.42/x - Step 3: Cross multiply
36,707,101.62x = 50,581,067.97 × 28,396,674.42 - Step 4: Simplify right side
36,707,101.62x = 1,436,334,118,959,980.50 - Step 5: Solve for x
x = 1,436,334,118,959,980.50/36,707,101.62 - Step 6: Final answer
x = 39,129,597.70
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1.5x scale
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.