Finding the Fourth Proportional to 17,102,716.64, 23,601,457.04 and 9,262,165.28
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Solution
The fourth proportional to 17,102,716.64, 23,601,457.04 and 9,262,165.28 is: 12,781,629.99
Step by Step Solution
- Step 1: Write the proportion equation
17,102,716.64 : 23,601,457.04 = 9,262,165.28 : x - Step 2: Convert to fraction form
17,102,716.64/23,601,457.04 = 9,262,165.28/x - Step 3: Cross multiply
17,102,716.64x = 23,601,457.04 × 9,262,165.28 - Step 4: Simplify right side
17,102,716.64x = 218,600,595,953,299.56 - Step 5: Solve for x
x = 218,600,595,953,299.56/17,102,716.64 - Step 6: Final answer
x = 12,781,629.99
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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.