Finding the Fourth Proportional to 17,954,171.68, 24,776,784.64 and 10,219,213.92
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Solution
The fourth proportional to 17,954,171.68, 24,776,784.64 and 10,219,213.92 is: 14,102,530.99
Step by Step Solution
- Step 1: Write the proportion equation
17,954,171.68 : 24,776,784.64 = 10,219,213.92 : x - Step 2: Convert to fraction form
17,954,171.68/24,776,784.64 = 10,219,213.92/x - Step 3: Cross multiply
17,954,171.68x = 24,776,784.64 × 10,219,213.92 - Step 4: Simplify right side
17,954,171.68x = 253,199,262,485,930.19 - Step 5: Solve for x
x = 253,199,262,485,930.19/17,954,171.68 - Step 6: Final answer
x = 14,102,530.99
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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.