Finding the Fourth Proportional to 23,621,716.12, 32,597,968.26 and 12,756,700.12
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Solution
The fourth proportional to 23,621,716.12, 32,597,968.26 and 12,756,700.12 is: 17,604,246.17
Step by Step Solution
- Step 1: Write the proportion equation
23,621,716.12 : 32,597,968.26 = 12,756,700.12 : x - Step 2: Convert to fraction form
23,621,716.12/32,597,968.26 = 12,756,700.12/x - Step 3: Cross multiply
23,621,716.12x = 32,597,968.26 × 12,756,700.12 - Step 4: Simplify right side
23,621,716.12x = 415,842,505,614,098.19 - Step 5: Solve for x
x = 415,842,505,614,098.19/23,621,716.12 - Step 6: Final answer
x = 17,604,246.17
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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.