Finding the Fourth Proportional to 6,655,649.70, 9,984,578.21 and 2,336,578.91
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Solution
The fourth proportional to 6,655,649.70, 9,984,578.21 and 2,336,578.91 is: 3,505,255.82
Step by Step Solution
- Step 1: Write the proportion equation
6,655,649.70 : 9,984,578.21 = 2,336,578.91 : x - Step 2: Convert to fraction form
6,655,649.70/9,984,578.21 = 2,336,578.91/x - Step 3: Cross multiply
6,655,649.70x = 9,984,578.21 × 2,336,578.91 - Step 4: Simplify right side
6,655,649.70x = 23,329,754,870,731.55 - Step 5: Solve for x
x = 23,329,754,870,731.55/6,655,649.70 - Step 6: Final answer
x = 3,505,255.82
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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.