Finding the Fourth Proportional to 8,663,464.08, 11,955,192.84 and 4,795,711.92
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Solution
The fourth proportional to 8,663,464.08, 11,955,192.84 and 4,795,711.92 is: 6,617,867.90
Step by Step Solution
- Step 1: Write the proportion equation
8,663,464.08 : 11,955,192.84 = 4,795,711.92 : x - Step 2: Convert to fraction form
8,663,464.08/11,955,192.84 = 4,795,711.92/x - Step 3: Cross multiply
8,663,464.08x = 11,955,192.84 × 4,795,711.92 - Step 4: Simplify right side
8,663,464.08x = 57,333,660,808,686.65 - Step 5: Solve for x
x = 57,333,660,808,686.65/8,663,464.08 - Step 6: Final answer
x = 6,617,867.90
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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.