Finding the Fourth Proportional to 39,627,274.68, 54,635,014.62 and 25,663,956.84
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Solution
The fourth proportional to 39,627,274.68, 54,635,014.62 and 25,663,956.84 is: 35,383,474.35
Step by Step Solution
- Step 1: Write the proportion equation
39,627,274.68 : 54,635,014.62 = 25,663,956.84 : x - Step 2: Convert to fraction form
39,627,274.68/54,635,014.62 = 25,663,956.84/x - Step 3: Cross multiply
39,627,274.68x = 54,635,014.62 × 25,663,956.84 - Step 4: Simplify right side
39,627,274.68x = 1,402,150,657,160,449 - Step 5: Solve for x
x = 1,402,150,657,160,449/39,627,274.68 - Step 6: Final answer
x = 35,383,474.35
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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.