Finding the Fourth Proportional to 5,376,932.96, 7,420,099.08 and 2,929,646
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Solution
The fourth proportional to 5,376,932.96, 7,420,099.08 and 2,929,646 is: 4,042,874.21
Step by Step Solution
- Step 1: Write the proportion equation
5,376,932.96 : 7,420,099.08 = 2,929,646 : x - Step 2: Convert to fraction form
5,376,932.96/7,420,099.08 = 2,929,646/x - Step 3: Cross multiply
5,376,932.96x = 7,420,099.08 × 2,929,646 - Step 4: Simplify right side
5,376,932.96x = 21,738,263,589,325.68 - Step 5: Solve for x
x = 21,738,263,589,325.68/5,376,932.96 - Step 6: Final answer
x = 4,042,874.21
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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.