Finding the Fourth Proportional to 8,397,295.42, 12,585,291.83 and 3,781,356.67
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Solution
The fourth proportional to 8,397,295.42, 12,585,291.83 and 3,781,356.67 is: 5,667,238.66
Step by Step Solution
- Step 1: Write the proportion equation
8,397,295.42 : 12,585,291.83 = 3,781,356.67 : x - Step 2: Convert to fraction form
8,397,295.42/12,585,291.83 = 3,781,356.67/x - Step 3: Cross multiply
8,397,295.42x = 12,585,291.83 × 3,781,356.67 - Step 4: Simplify right side
8,397,295.42x = 47,589,477,205,267.01 - Step 5: Solve for x
x = 47,589,477,205,267.01/8,397,295.42 - Step 6: Final answer
x = 5,667,238.66
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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.