Finding the Fourth Proportional to 53,633,643.59, 80,451,203.43 and 15,295,161.80
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Solution
The fourth proportional to 53,633,643.59, 80,451,203.43 and 15,295,161.80 is: 22,942,953.17
Step by Step Solution
- Step 1: Write the proportion equation
53,633,643.59 : 80,451,203.43 = 15,295,161.80 : x - Step 2: Convert to fraction form
53,633,643.59/80,451,203.43 = 15,295,161.80/x - Step 3: Cross multiply
53,633,643.59x = 80,451,203.43 × 15,295,161.80 - Step 4: Simplify right side
53,633,643.59x = 1,230,514,173,466,565.25 - Step 5: Solve for x
x = 1,230,514,173,466,565.25/53,633,643.59 - Step 6: Final answer
x = 22,942,953.17
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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.