Finding the Fourth Proportional to 5,625,742.96, 7,763,364.84 and 3,302,598.12
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Solution
The fourth proportional to 5,625,742.96, 7,763,364.84 and 3,302,598.12 is: 4,557,491.22
Step by Step Solution
- Step 1: Write the proportion equation
5,625,742.96 : 7,763,364.84 = 3,302,598.12 : x - Step 2: Convert to fraction form
5,625,742.96/7,763,364.84 = 3,302,598.12/x - Step 3: Cross multiply
5,625,742.96x = 7,763,364.84 × 3,302,598.12 - Step 4: Simplify right side
5,625,742.96x = 25,639,274,125,458.10 - Step 5: Solve for x
x = 25,639,274,125,458.10/5,625,742.96 - Step 6: Final answer
x = 4,557,491.22
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.