Finding the Fourth Proportional to 8,340,649.44, 12,512,004.48 and 2,948,187.84
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Solution
The fourth proportional to 8,340,649.44, 12,512,004.48 and 2,948,187.84 is: 4,422,645.95
Step by Step Solution
- Step 1: Write the proportion equation
8,340,649.44 : 12,512,004.48 = 2,948,187.84 : x - Step 2: Convert to fraction form
8,340,649.44/12,512,004.48 = 2,948,187.84/x - Step 3: Cross multiply
8,340,649.44x = 12,512,004.48 × 2,948,187.84 - Step 4: Simplify right side
8,340,649.44x = 36,887,739,461,961.52 - Step 5: Solve for x
x = 36,887,739,461,961.52/8,340,649.44 - Step 6: Final answer
x = 4,422,645.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.