Finding the Fourth Proportional to 21,946,694.88, 32,786,559.39 and 14,207,290.07
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Solution
The fourth proportional to 21,946,694.88, 32,786,559.39 and 14,207,290.07 is: 21,224,524.33
Step by Step Solution
- Step 1: Write the proportion equation
21,946,694.88 : 32,786,559.39 = 14,207,290.07 : x - Step 2: Convert to fraction form
21,946,694.88/32,786,559.39 = 14,207,290.07/x - Step 3: Cross multiply
21,946,694.88x = 32,786,559.39 × 14,207,290.07 - Step 4: Simplify right side
21,946,694.88x = 465,808,159,487,079.44 - Step 5: Solve for x
x = 465,808,159,487,079.44/21,946,694.88 - Step 6: Final answer
x = 21,224,524.33
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.