Finding the Fourth Proportional to 11,401,676, 15,733,852.08 and 6,820,529.12
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Solution
The fourth proportional to 11,401,676, 15,733,852.08 and 6,820,529.12 is: 9,412,054.53
Step by Step Solution
- Step 1: Write the proportion equation
11,401,676 : 15,733,852.08 = 6,820,529.12 : x - Step 2: Convert to fraction form
11,401,676/15,733,852.08 = 6,820,529.12/x - Step 3: Cross multiply
11,401,676x = 15,733,852.08 × 6,820,529.12 - Step 4: Simplify right side
11,401,676x = 107,313,196,281,412.58 - Step 5: Solve for x
x = 107,313,196,281,412.58/11,401,676 - Step 6: Final answer
x = 9,412,054.53
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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.