Finding the Fourth Proportional to 7,477,251.04, 11,215,872.42 and 1,797,473.44
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Solution
The fourth proportional to 7,477,251.04, 11,215,872.42 and 1,797,473.44 is: 2,696,209.16
Step by Step Solution
- Step 1: Write the proportion equation
7,477,251.04 : 11,215,872.42 = 1,797,473.44 : x - Step 2: Convert to fraction form
7,477,251.04/11,215,872.42 = 1,797,473.44/x - Step 3: Cross multiply
7,477,251.04x = 11,215,872.42 × 1,797,473.44 - Step 4: Simplify right side
7,477,251.04x = 20,160,232,781,378.52 - Step 5: Solve for x
x = 20,160,232,781,378.52/7,477,251.04 - Step 6: Final answer
x = 2,696,209.16
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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.