Finding the Fourth Proportional to 6,432,734.84, 8,877,174.12 and 3,532,125.73
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Solution
The fourth proportional to 6,432,734.84, 8,877,174.12 and 3,532,125.73 is: 4,874,333.52
Step by Step Solution
- Step 1: Write the proportion equation
6,432,734.84 : 8,877,174.12 = 3,532,125.73 : x - Step 2: Convert to fraction form
6,432,734.84/8,877,174.12 = 3,532,125.73/x - Step 3: Cross multiply
6,432,734.84x = 8,877,174.12 × 3,532,125.73 - Step 4: Simplify right side
6,432,734.84x = 31,355,295,074,556.23 - Step 5: Solve for x
x = 31,355,295,074,556.23/6,432,734.84 - Step 6: Final answer
x = 4,874,333.52
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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.