Finding the Fourth Proportional to 18,312,783.46, 27,471,693.33 and 6,797,272.26
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Solution
The fourth proportional to 18,312,783.46, 27,471,693.33 and 6,797,272.26 is: 10,196,843.06
Step by Step Solution
- Step 1: Write the proportion equation
18,312,783.46 : 27,471,693.33 = 6,797,272.26 : x - Step 2: Convert to fraction form
18,312,783.46/27,471,693.33 = 6,797,272.26/x - Step 3: Cross multiply
18,312,783.46x = 27,471,693.33 × 6,797,272.26 - Step 4: Simplify right side
18,312,783.46x = 186,732,579,007,236 - Step 5: Solve for x
x = 186,732,579,007,236/18,312,783.46 - Step 6: Final answer
x = 10,196,843.06
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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.