Finding the Fourth Proportional to 8,278,376.24, 12,417,567.76 and 3,724,105.44
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Solution
The fourth proportional to 8,278,376.24, 12,417,567.76 and 3,724,105.44 is: 5,586,159.69
Step by Step Solution
- Step 1: Write the proportion equation
8,278,376.24 : 12,417,567.76 = 3,724,105.44 : x - Step 2: Convert to fraction form
8,278,376.24/12,417,567.76 = 3,724,105.44/x - Step 3: Cross multiply
8,278,376.24x = 12,417,567.76 × 3,724,105.44 - Step 4: Simplify right side
8,278,376.24x = 46,244,331,646,584.61 - Step 5: Solve for x
x = 46,244,331,646,584.61/8,278,376.24 - Step 6: Final answer
x = 5,586,159.69
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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.