Finding the Fourth Proportional to 8,873,939.94, 13,290,510.84 and 5,635,235.94
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Solution
The fourth proportional to 8,873,939.94, 13,290,510.84 and 5,635,235.94 is: 8,439,899.85
Step by Step Solution
- Step 1: Write the proportion equation
8,873,939.94 : 13,290,510.84 = 5,635,235.94 : x - Step 2: Convert to fraction form
8,873,939.94/13,290,510.84 = 5,635,235.94/x - Step 3: Cross multiply
8,873,939.94x = 13,290,510.84 × 5,635,235.94 - Step 4: Simplify right side
8,873,939.94x = 74,895,164,346,527.59 - Step 5: Solve for x
x = 74,895,164,346,527.59/8,873,939.94 - Step 6: Final answer
x = 8,439,899.85
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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.