Finding the Fourth Proportional to 6,425,004.06, 9,640,449.17 and 2,782,847.92
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Solution
The fourth proportional to 6,425,004.06, 9,640,449.17 and 2,782,847.92 is: 4,175,546.61
Step by Step Solution
- Step 1: Write the proportion equation
6,425,004.06 : 9,640,449.17 = 2,782,847.92 : x - Step 2: Convert to fraction form
6,425,004.06/9,640,449.17 = 2,782,847.92/x - Step 3: Cross multiply
6,425,004.06x = 9,640,449.17 × 2,782,847.92 - Step 4: Simplify right side
6,425,004.06x = 26,827,903,920,600.23 - Step 5: Solve for x
x = 26,827,903,920,600.23/6,425,004.06 - Step 6: Final answer
x = 4,175,546.61
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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.