Finding the Fourth Proportional to 23,659,198.79, 32,649,680.58 and 12,794,182.79
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Solution
The fourth proportional to 23,659,198.79, 32,649,680.58 and 12,794,182.79 is: 17,655,964.81
Step by Step Solution
- Step 1: Write the proportion equation
23,659,198.79 : 32,649,680.58 = 12,794,182.79 : x - Step 2: Convert to fraction form
23,659,198.79/32,649,680.58 = 12,794,182.79/x - Step 3: Cross multiply
23,659,198.79x = 32,649,680.58 × 12,794,182.79 - Step 4: Simplify right side
23,659,198.79x = 417,725,981,375,633.19 - Step 5: Solve for x
x = 417,725,981,375,633.19/23,659,198.79 - Step 6: Final answer
x = 17,655,964.81
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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.