Finding the Fourth Proportional to 8,783,722.16, 13,176,645.96 and 3,102,783.92
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Solution
The fourth proportional to 8,783,722.16, 13,176,645.96 and 3,102,783.92 is: 4,654,551.28
Step by Step Solution
- Step 1: Write the proportion equation
8,783,722.16 : 13,176,645.96 = 3,102,783.92 : x - Step 2: Convert to fraction form
8,783,722.16/13,176,645.96 = 3,102,783.92/x - Step 3: Cross multiply
8,783,722.16x = 13,176,645.96 × 3,102,783.92 - Step 4: Simplify right side
8,783,722.16x = 40,884,285,204,220.97 - Step 5: Solve for x
x = 40,884,285,204,220.97/8,783,722.16 - Step 6: Final answer
x = 4,654,551.28
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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.