Finding the Fourth Proportional to 18,844,646.68, 26,005,846.02 and 10,586,512.84
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Solution
The fourth proportional to 18,844,646.68, 26,005,846.02 and 10,586,512.84 is: 14,609,518.95
Step by Step Solution
- Step 1: Write the proportion equation
18,844,646.68 : 26,005,846.02 = 10,586,512.84 : x - Step 2: Convert to fraction form
18,844,646.68/26,005,846.02 = 10,586,512.84/x - Step 3: Cross multiply
18,844,646.68x = 26,005,846.02 × 10,586,512.84 - Step 4: Simplify right side
18,844,646.68x = 275,311,222,805,792.88 - Step 5: Solve for x
x = 275,311,222,805,792.88/18,844,646.68 - Step 6: Final answer
x = 14,609,518.95
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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.