Finding the Fourth Proportional to 13,853,034.59, 19,117,213.68 and 7,741,463.09
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Solution
The fourth proportional to 13,853,034.59, 19,117,213.68 and 7,741,463.09 is: 10,683,233.56
Step by Step Solution
- Step 1: Write the proportion equation
13,853,034.59 : 19,117,213.68 = 7,741,463.09 : x - Step 2: Convert to fraction form
13,853,034.59/19,117,213.68 = 7,741,463.09/x - Step 3: Cross multiply
13,853,034.59x = 19,117,213.68 × 7,741,463.09 - Step 4: Simplify right side
13,853,034.59x = 147,995,204,087,363.06 - Step 5: Solve for x
x = 147,995,204,087,363.06/13,853,034.59 - Step 6: Final answer
x = 10,683,233.56
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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.