Finding the Fourth Proportional to 95,278,832.14, 142,925,079.25 and 39,890,930.08
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Solution
The fourth proportional to 95,278,832.14, 142,925,079.25 and 39,890,930.08 is: 59,839,255.11
Step by Step Solution
- Step 1: Write the proportion equation
95,278,832.14 : 142,925,079.25 = 39,890,930.08 : x - Step 2: Convert to fraction form
95,278,832.14/142,925,079.25 = 39,890,930.08/x - Step 3: Cross multiply
95,278,832.14x = 142,925,079.25 × 39,890,930.08 - Step 4: Simplify right side
95,278,832.14x = 5,701,414,343,040,209 - Step 5: Solve for x
x = 5,701,414,343,040,209/95,278,832.14 - Step 6: Final answer
x = 59,839,255.11
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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.