Finding the Fourth Proportional to 14,170,958.63, 21,259,811.12 and 4,586,337.17
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Solution
The fourth proportional to 14,170,958.63, 21,259,811.12 and 4,586,337.17 is: 6,880,597.45
Step by Step Solution
- Step 1: Write the proportion equation
14,170,958.63 : 21,259,811.12 = 4,586,337.17 : x - Step 2: Convert to fraction form
14,170,958.63/21,259,811.12 = 4,586,337.17/x - Step 3: Cross multiply
14,170,958.63x = 21,259,811.12 × 4,586,337.17 - Step 4: Simplify right side
14,170,958.63x = 97,504,661,837,604.58 - Step 5: Solve for x
x = 97,504,661,837,604.58/14,170,958.63 - Step 6: Final answer
x = 6,880,597.45
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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.