Finding the Fourth Proportional to 8,523,608.18, 12,785,324.76 and 4,927,086.68
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Solution
The fourth proportional to 8,523,608.18, 12,785,324.76 and 4,927,086.68 is: 7,390,579.43
Step by Step Solution
- Step 1: Write the proportion equation
8,523,608.18 : 12,785,324.76 = 4,927,086.68 : x - Step 2: Convert to fraction form
8,523,608.18/12,785,324.76 = 4,927,086.68/x - Step 3: Cross multiply
8,523,608.18x = 12,785,324.76 × 4,927,086.68 - Step 4: Simplify right side
8,523,608.18x = 62,994,403,260,543.57 - Step 5: Solve for x
x = 62,994,403,260,543.57/8,523,608.18 - Step 6: Final answer
x = 7,390,579.43
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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.