Finding the Fourth Proportional to 6,453,616.28, 8,905,652.37 and 3,552,440.50
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Solution
The fourth proportional to 6,453,616.28, 8,905,652.37 and 3,552,440.50 is: 4,902,181.78
Step by Step Solution
- Step 1: Write the proportion equation
6,453,616.28 : 8,905,652.37 = 3,552,440.50 : x - Step 2: Convert to fraction form
6,453,616.28/8,905,652.37 = 3,552,440.50/x - Step 3: Cross multiply
6,453,616.28x = 8,905,652.37 × 3,552,440.50 - Step 4: Simplify right side
6,453,616.28x = 31,636,800,135,844.85 - Step 5: Solve for x
x = 31,636,800,135,844.85/6,453,616.28 - Step 6: Final answer
x = 4,902,181.78
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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.