Finding the Fourth Proportional to 15,942,439.08, 23,917,453.02 and 5,159,739.96
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Solution
The fourth proportional to 15,942,439.08, 23,917,453.02 and 5,159,739.96 is: 7,740,837.99
Step by Step Solution
- Step 1: Write the proportion equation
15,942,439.08 : 23,917,453.02 = 5,159,739.96 : x - Step 2: Convert to fraction form
15,942,439.08/23,917,453.02 = 5,159,739.96/x - Step 3: Cross multiply
15,942,439.08x = 23,917,453.02 × 5,159,739.96 - Step 4: Simplify right side
15,942,439.08x = 123,407,838,088,716.67 - Step 5: Solve for x
x = 123,407,838,088,716.67/15,942,439.08 - Step 6: Final answer
x = 7,740,837.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.