Finding the Fourth Proportional to 6,355,585.49, 8,770,765.05 and 3,454,981.97
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Solution
The fourth proportional to 6,355,585.49, 8,770,765.05 and 3,454,981.97 is: 4,767,906.14
Step by Step Solution
- Step 1: Write the proportion equation
6,355,585.49 : 8,770,765.05 = 3,454,981.97 : x - Step 2: Convert to fraction form
6,355,585.49/8,770,765.05 = 3,454,981.97/x - Step 3: Cross multiply
6,355,585.49x = 8,770,765.05 × 3,454,981.97 - Step 4: Simplify right side
6,355,585.49x = 30,302,835,110,856.15 - Step 5: Solve for x
x = 30,302,835,110,856.15/6,355,585.49 - Step 6: Final answer
x = 4,767,906.14
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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.