Finding the Fourth Proportional to 36,106,343.68, 54,168,479.52 and 17,919,074.56
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Solution
The fourth proportional to 36,106,343.68, 54,168,479.52 and 17,919,074.56 is: 26,883,060.55
Step by Step Solution
- Step 1: Write the proportion equation
36,106,343.68 : 54,168,479.52 = 17,919,074.56 : x - Step 2: Convert to fraction form
36,106,343.68/54,168,479.52 = 17,919,074.56/x - Step 3: Cross multiply
36,106,343.68x = 54,168,479.52 × 17,919,074.56 - Step 4: Simplify right side
36,106,343.68x = 970,649,023,320,713 - Step 5: Solve for x
x = 970,649,023,320,713/36,106,343.68 - Step 6: Final answer
x = 26,883,060.55
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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.