Finding the Fourth Proportional to 47,286,575.44, 65,253,994.38 and 27,720,495.54
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Solution
The fourth proportional to 47,286,575.44, 65,253,994.38 and 27,720,495.54 is: 38,253,416.39
Step by Step Solution
- Step 1: Write the proportion equation
47,286,575.44 : 65,253,994.38 = 27,720,495.54 : x - Step 2: Convert to fraction form
47,286,575.44/65,253,994.38 = 27,720,495.54/x - Step 3: Cross multiply
47,286,575.44x = 65,253,994.38 × 27,720,495.54 - Step 4: Simplify right side
47,286,575.44x = 1,808,873,060,177,975 - Step 5: Solve for x
x = 1,808,873,060,177,975/47,286,575.44 - Step 6: Final answer
x = 38,253,416.39
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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.