Finding the Fourth Proportional to 8,889,791.80, 13,334,687.70 and 6,020,010.40
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Solution
The fourth proportional to 8,889,791.80, 13,334,687.70 and 6,020,010.40 is: 9,030,015.60
Step by Step Solution
- Step 1: Write the proportion equation
8,889,791.80 : 13,334,687.70 = 6,020,010.40 : x - Step 2: Convert to fraction form
8,889,791.80/13,334,687.70 = 6,020,010.40/x - Step 3: Cross multiply
8,889,791.80x = 13,334,687.70 × 6,020,010.40 - Step 4: Simplify right side
8,889,791.80x = 80,274,958,634,752.08 - Step 5: Solve for x
x = 80,274,958,634,752.08/8,889,791.80 - Step 6: Final answer
x = 9,030,015.60
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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.