Finding the Fourth Proportional to 7,010,648.58, 10,519,227.87 and 2,691,261.63
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Solution
The fourth proportional to 7,010,648.58, 10,519,227.87 and 2,691,261.63 is: 4,038,141.98
Step by Step Solution
- Step 1: Write the proportion equation
7,010,648.58 : 10,519,227.87 = 2,691,261.63 : x - Step 2: Convert to fraction form
7,010,648.58/10,519,227.87 = 2,691,261.63/x - Step 3: Cross multiply
7,010,648.58x = 10,519,227.87 × 2,691,261.63 - Step 4: Simplify right side
7,010,648.58x = 28,309,994,343,757.62 - Step 5: Solve for x
x = 28,309,994,343,757.62/7,010,648.58 - Step 6: Final answer
x = 4,038,141.98
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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.