Finding the Fourth Proportional to 10,770,750.83, 14,863,565.61 and 6,124,536.21
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Solution
The fourth proportional to 10,770,750.83, 14,863,565.61 and 6,124,536.21 is: 8,451,819.86
Step by Step Solution
- Step 1: Write the proportion equation
10,770,750.83 : 14,863,565.61 = 6,124,536.21 : x - Step 2: Convert to fraction form
10,770,750.83/14,863,565.61 = 6,124,536.21/x - Step 3: Cross multiply
10,770,750.83x = 14,863,565.61 × 6,124,536.21 - Step 4: Simplify right side
10,770,750.83x = 91,032,445,760,286.55 - Step 5: Solve for x
x = 91,032,445,760,286.55/10,770,750.83 - Step 6: Final answer
x = 8,451,819.86
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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.