Finding the Fourth Proportional to 11,432,193.14, 15,776,364.21 and 6,275,642.42
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Solution
The fourth proportional to 11,432,193.14, 15,776,364.21 and 6,275,642.42 is: 8,660,352.33
Step by Step Solution
- Step 1: Write the proportion equation
11,432,193.14 : 15,776,364.21 = 6,275,642.42 : x - Step 2: Convert to fraction form
11,432,193.14/15,776,364.21 = 6,275,642.42/x - Step 3: Cross multiply
11,432,193.14x = 15,776,364.21 × 6,275,642.42 - Step 4: Simplify right side
11,432,193.14x = 99,006,820,469,645.80 - Step 5: Solve for x
x = 99,006,820,469,645.80/11,432,193.14 - Step 6: Final answer
x = 8,660,352.33
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1.5x scale
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.