Finding the Fourth Proportional to 79,307,107.26, 118,933,711.36 and 27,479,615.28
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Solution
The fourth proportional to 79,307,107.26, 118,933,711.36 and 27,479,615.28 is: 41,210,085.01
Step by Step Solution
- Step 1: Write the proportion equation
79,307,107.26 : 118,933,711.36 = 27,479,615.28 : x - Step 2: Convert to fraction form
79,307,107.26/118,933,711.36 = 27,479,615.28/x - Step 3: Cross multiply
79,307,107.26x = 118,933,711.36 × 27,479,615.28 - Step 4: Simplify right side
79,307,107.26x = 3,268,252,631,995,365.50 - Step 5: Solve for x
x = 3,268,252,631,995,365.50/79,307,107.26 - Step 6: Final answer
x = 41,210,085.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.