Finding the Fourth Proportional to 7,184,132.64, 10,766,842.20 and 2,919,314.97
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Solution
The fourth proportional to 7,184,132.64, 10,766,842.20 and 2,919,314.97 is: 4,375,170.28
Step by Step Solution
- Step 1: Write the proportion equation
7,184,132.64 : 10,766,842.20 = 2,919,314.97 : x - Step 2: Convert to fraction form
7,184,132.64/10,766,842.20 = 2,919,314.97/x - Step 3: Cross multiply
7,184,132.64x = 10,766,842.20 × 2,919,314.97 - Step 4: Simplify right side
7,184,132.64x = 31,431,803,614,087.73 - Step 5: Solve for x
x = 31,431,803,614,087.73/7,184,132.64 - Step 6: Final answer
x = 4,375,170.28
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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.