Finding the Fourth Proportional to 16,345,212.75, 22,556,393.60 and 9,473,680.62
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Solution
The fourth proportional to 16,345,212.75, 22,556,393.60 and 9,473,680.62 is: 13,073,679.26
Step by Step Solution
- Step 1: Write the proportion equation
16,345,212.75 : 22,556,393.60 = 9,473,680.62 : x - Step 2: Convert to fraction form
16,345,212.75/22,556,393.60 = 9,473,680.62/x - Step 3: Cross multiply
16,345,212.75x = 22,556,393.60 × 9,473,680.62 - Step 4: Simplify right side
16,345,212.75x = 213,692,068,858,043.59 - Step 5: Solve for x
x = 213,692,068,858,043.59/16,345,212.75 - Step 6: Final answer
x = 13,073,679.26
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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.