Finding the Fourth Proportional to 29,139,219.75, 40,211,067.06 and 16,086,197.73
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Solution
The fourth proportional to 29,139,219.75, 40,211,067.06 and 16,086,197.73 is: 22,198,369.80
Step by Step Solution
- Step 1: Write the proportion equation
29,139,219.75 : 40,211,067.06 = 16,086,197.73 : x - Step 2: Convert to fraction form
29,139,219.75/40,211,067.06 = 16,086,197.73/x - Step 3: Cross multiply
29,139,219.75x = 40,211,067.06 × 16,086,197.73 - Step 4: Simplify right side
29,139,219.75x = 646,843,175,661,449.88 - Step 5: Solve for x
x = 646,843,175,661,449.88/29,139,219.75 - Step 6: Final answer
x = 22,198,369.80
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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.