Finding the Fourth Proportional to 21,516,424.44, 32,274,986.82 and 6,163,654.36
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Solution
The fourth proportional to 21,516,424.44, 32,274,986.82 and 6,163,654.36 is: 9,245,581.85
Step by Step Solution
- Step 1: Write the proportion equation
21,516,424.44 : 32,274,986.82 = 6,163,654.36 : x - Step 2: Convert to fraction form
21,516,424.44/32,274,986.82 = 6,163,654.36/x - Step 3: Cross multiply
21,516,424.44x = 32,274,986.82 × 6,163,654.36 - Step 4: Simplify right side
21,516,424.44x = 198,931,863,232,035.56 - Step 5: Solve for x
x = 198,931,863,232,035.56/21,516,424.44 - Step 6: Final answer
x = 9,245,581.85
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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.