Finding the Fourth Proportional to 27,769,576.68, 41,681,232.32 and 13,402,758.15
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Solution
The fourth proportional to 27,769,576.68, 41,681,232.32 and 13,402,758.15 is: 20,117,104.50
Step by Step Solution
- Step 1: Write the proportion equation
27,769,576.68 : 41,681,232.32 = 13,402,758.15 : x - Step 2: Convert to fraction form
27,769,576.68/41,681,232.32 = 13,402,758.15/x - Step 3: Cross multiply
27,769,576.68x = 41,681,232.32 × 13,402,758.15 - Step 4: Simplify right side
27,769,576.68x = 558,643,476,111,909.62 - Step 5: Solve for x
x = 558,643,476,111,909.62/27,769,576.68 - Step 6: Final answer
x = 20,117,104.50
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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.