Finding the Fourth Proportional to 27,635,867.08, 41,489,722.72 and 21,250,603.48
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Solution
The fourth proportional to 27,635,867.08, 41,489,722.72 and 21,250,603.48 is: 31,903,527.52
Step by Step Solution
- Step 1: Write the proportion equation
27,635,867.08 : 41,489,722.72 = 21,250,603.48 : x - Step 2: Convert to fraction form
27,635,867.08/41,489,722.72 = 21,250,603.48/x - Step 3: Cross multiply
27,635,867.08x = 41,489,722.72 × 21,250,603.48 - Step 4: Simplify right side
27,635,867.08x = 881,681,646,017,867 - Step 5: Solve for x
x = 881,681,646,017,867/27,635,867.08 - Step 6: Final answer
x = 31,903,527.52
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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.