Finding the Fourth Proportional to 53,120,252.26, 73,306,099.92 and 30,797,576.44
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Solution
The fourth proportional to 53,120,252.26, 73,306,099.92 and 30,797,576.44 is: 42,500,743.50
Step by Step Solution
- Step 1: Write the proportion equation
53,120,252.26 : 73,306,099.92 = 30,797,576.44 : x - Step 2: Convert to fraction form
53,120,252.26/73,306,099.92 = 30,797,576.44/x - Step 3: Cross multiply
53,120,252.26x = 73,306,099.92 × 30,797,576.44 - Step 4: Simplify right side
53,120,252.26x = 2,257,650,215,804,478 - Step 5: Solve for x
x = 2,257,650,215,804,478/53,120,252.26 - Step 6: Final answer
x = 42,500,743.50
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1.5x scale
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.