Finding the Fourth Proportional to 48,863,081.93, 67,414,177.19 and 31,232,297.12
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Solution
The fourth proportional to 48,863,081.93, 67,414,177.19 and 31,232,297.12 is: 43,089,783.31
Step by Step Solution
- Step 1: Write the proportion equation
48,863,081.93 : 67,414,177.19 = 31,232,297.12 : x - Step 2: Convert to fraction form
48,863,081.93/67,414,177.19 = 31,232,297.12/x - Step 3: Cross multiply
48,863,081.93x = 67,414,177.19 × 31,232,297.12 - Step 4: Simplify right side
48,863,081.93x = 2,105,499,611,839,416.25 - Step 5: Solve for x
x = 2,105,499,611,839,416.25/48,863,081.93 - Step 6: Final answer
x = 43,089,783.31
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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.