Finding the Fourth Proportional to 6,692,163.05, 9,235,240.36 and 3,636,377.30
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Solution
The fourth proportional to 6,692,163.05, 9,235,240.36 and 3,636,377.30 is: 5,018,230.75
Step by Step Solution
- Step 1: Write the proportion equation
6,692,163.05 : 9,235,240.36 = 3,636,377.30 : x - Step 2: Convert to fraction form
6,692,163.05/9,235,240.36 = 3,636,377.30/x - Step 3: Cross multiply
6,692,163.05x = 9,235,240.36 × 3,636,377.30 - Step 4: Simplify right side
6,692,163.05x = 33,582,818,387,651.38 - Step 5: Solve for x
x = 33,582,818,387,651.38/6,692,163.05 - Step 6: Final answer
x = 5,018,230.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.