Finding the Fourth Proportional to 8,378,324.33, 12,566,545.35 and 2,313,918.18
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Solution
The fourth proportional to 8,378,324.33, 12,566,545.35 and 2,313,918.18 is: 3,470,617.35
Step by Step Solution
- Step 1: Write the proportion equation
8,378,324.33 : 12,566,545.35 = 2,313,918.18 : x - Step 2: Convert to fraction form
8,378,324.33/12,566,545.35 = 2,313,918.18/x - Step 3: Cross multiply
8,378,324.33x = 12,566,545.35 × 2,313,918.18 - Step 4: Simplify right side
8,378,324.33x = 29,077,957,745,159.46 - Step 5: Solve for x
x = 29,077,957,745,159.46/8,378,324.33 - Step 6: Final answer
x = 3,470,617.35
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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.