Finding the Fourth Proportional to 5,660,545.58, 7,810,515.11 and 3,338,166.63
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Solution
The fourth proportional to 5,660,545.58, 7,810,515.11 and 3,338,166.63 is: 4,606,057.95
Step by Step Solution
- Step 1: Write the proportion equation
5,660,545.58 : 7,810,515.11 = 3,338,166.63 : x - Step 2: Convert to fraction form
5,660,545.58/7,810,515.11 = 3,338,166.63/x - Step 3: Cross multiply
5,660,545.58x = 7,810,515.11 × 3,338,166.63 - Step 4: Simplify right side
5,660,545.58x = 26,072,800,940,947.63 - Step 5: Solve for x
x = 26,072,800,940,947.63/5,660,545.58 - Step 6: Final answer
x = 4,606,057.95
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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.