Finding the Fourth Proportional to 11,645,290.44, 16,070,291.76 and 6,347,033.06
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Solution
The fourth proportional to 11,645,290.44, 16,070,291.76 and 6,347,033.06 is: 8,758,791.68
Step by Step Solution
- Step 1: Write the proportion equation
11,645,290.44 : 16,070,291.76 = 6,347,033.06 : x - Step 2: Convert to fraction form
11,645,290.44/16,070,291.76 = 6,347,033.06/x - Step 3: Cross multiply
11,645,290.44x = 16,070,291.76 × 6,347,033.06 - Step 4: Simplify right side
11,645,290.44x = 101,998,673,073,213.19 - Step 5: Solve for x
x = 101,998,673,073,213.19/11,645,290.44 - Step 6: Final answer
x = 8,758,791.68
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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.