Finding the Fourth Proportional to 11,762,285.80, 17,645,502.30 and 4,193,645.80
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Solution
The fourth proportional to 11,762,285.80, 17,645,502.30 and 4,193,645.80 is: 6,291,208.01
Step by Step Solution
- Step 1: Write the proportion equation
11,762,285.80 : 17,645,502.30 = 4,193,645.80 : x - Step 2: Convert to fraction form
11,762,285.80/17,645,502.30 = 4,193,645.80/x - Step 3: Cross multiply
11,762,285.80x = 17,645,502.30 × 4,193,645.80 - Step 4: Simplify right side
11,762,285.80x = 73,998,986,609,285.34 - Step 5: Solve for x
x = 73,998,986,609,285.34/11,762,285.80 - Step 6: Final answer
x = 6,291,208.01
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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.