Finding the Fourth Proportional to 5,658,348.44, 7,808,620.54 and 3,080,103.32
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Solution
The fourth proportional to 5,658,348.44, 7,808,620.54 and 3,080,103.32 is: 4,250,596.85
Step by Step Solution
- Step 1: Write the proportion equation
5,658,348.44 : 7,808,620.54 = 3,080,103.32 : x - Step 2: Convert to fraction form
5,658,348.44/7,808,620.54 = 3,080,103.32/x - Step 3: Cross multiply
5,658,348.44x = 7,808,620.54 × 3,080,103.32 - Step 4: Simplify right side
5,658,348.44x = 24,051,358,049,874.19 - Step 5: Solve for x
x = 24,051,358,049,874.19/5,658,348.44 - Step 6: Final answer
x = 4,250,596.85
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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.