Finding the Fourth Proportional to 8,995,804.23, 13,489,649.46 and 4,445,078.84
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Solution
The fourth proportional to 8,995,804.23, 13,489,649.46 and 4,445,078.84 is: 6,665,613.63
Step by Step Solution
- Step 1: Write the proportion equation
8,995,804.23 : 13,489,649.46 = 4,445,078.84 : x - Step 2: Convert to fraction form
8,995,804.23/13,489,649.46 = 4,445,078.84/x - Step 3: Cross multiply
8,995,804.23x = 13,489,649.46 × 4,445,078.84 - Step 4: Simplify right side
8,995,804.23x = 59,962,555,306,215.18 - Step 5: Solve for x
x = 59,962,555,306,215.18/8,995,804.23 - Step 6: Final answer
x = 6,665,613.63
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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.