Finding the Fourth Proportional to 9,674,742.21, 14,514,212.84 and 2,942,981.25
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Solution
The fourth proportional to 9,674,742.21, 14,514,212.84 and 2,942,981.25 is: 4,415,110.53
Step by Step Solution
- Step 1: Write the proportion equation
9,674,742.21 : 14,514,212.84 = 2,942,981.25 : x - Step 2: Convert to fraction form
9,674,742.21/14,514,212.84 = 2,942,981.25/x - Step 3: Cross multiply
9,674,742.21x = 14,514,212.84 × 2,942,981.25 - Step 4: Simplify right side
9,674,742.21x = 42,715,056,246,629.25 - Step 5: Solve for x
x = 42,715,056,246,629.25/9,674,742.21 - Step 6: Final answer
x = 4,415,110.53
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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.