Finding the Fourth Proportional to 69,150,170.08, 95,432,674.52 and 39,382,076.82
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Solution
The fourth proportional to 69,150,170.08, 95,432,674.52 and 39,382,076.82 is: 54,350,364.07
Step by Step Solution
- Step 1: Write the proportion equation
69,150,170.08 : 95,432,674.52 = 39,382,076.82 : x - Step 2: Convert to fraction form
69,150,170.08/95,432,674.52 = 39,382,076.82/x - Step 3: Cross multiply
69,150,170.08x = 95,432,674.52 × 39,382,076.82 - Step 4: Simplify right side
69,150,170.08x = 3,758,336,919,319,500 - Step 5: Solve for x
x = 3,758,336,919,319,500/69,150,170.08 - Step 6: Final answer
x = 54,350,364.07
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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.