Finding the Fourth Proportional to 16,218,409.94, 22,262,186.37 and 14,341,750.10
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Solution
The fourth proportional to 16,218,409.94, 22,262,186.37 and 14,341,750.10 is: 19,686,190.87
Step by Step Solution
- Step 1: Write the proportion equation
16,218,409.94 : 22,262,186.37 = 14,341,750.10 : x - Step 2: Convert to fraction form
16,218,409.94/22,262,186.37 = 14,341,750.10/x - Step 3: Cross multiply
16,218,409.94x = 22,262,186.37 × 14,341,750.10 - Step 4: Simplify right side
16,218,409.94x = 319,278,713,540,636.81 - Step 5: Solve for x
x = 319,278,713,540,636.81/16,218,409.94 - Step 6: Final answer
x = 19,686,190.87
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.