Finding the Fourth Proportional to 20,062,167.96, 27,686,476.64 and 11,241,991.56
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Solution
The fourth proportional to 20,062,167.96, 27,686,476.64 and 11,241,991.56 is: 15,514,332.12
Step by Step Solution
- Step 1: Write the proportion equation
20,062,167.96 : 27,686,476.64 = 11,241,991.56 : x - Step 2: Convert to fraction form
20,062,167.96/27,686,476.64 = 11,241,991.56/x - Step 3: Cross multiply
20,062,167.96x = 27,686,476.64 × 11,241,991.56 - Step 4: Simplify right side
20,062,167.96x = 311,251,136,713,017.19 - Step 5: Solve for x
x = 311,251,136,713,017.19/20,062,167.96 - Step 6: Final answer
x = 15,514,332.12
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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.