Finding the Fourth Proportional to 8,923,208.09, 12,313,903.16 and 4,949,358.01
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Solution
The fourth proportional to 8,923,208.09, 12,313,903.16 and 4,949,358.01 is: 6,830,045.27
Step by Step Solution
- Step 1: Write the proportion equation
8,923,208.09 : 12,313,903.16 = 4,949,358.01 : x - Step 2: Convert to fraction form
8,923,208.09/12,313,903.16 = 4,949,358.01/x - Step 3: Cross multiply
8,923,208.09x = 12,313,903.16 × 4,949,358.01 - Step 4: Simplify right side
8,923,208.09x = 60,945,915,234,654.18 - Step 5: Solve for x
x = 60,945,915,234,654.18/8,923,208.09 - Step 6: Final answer
x = 6,830,045.27
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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.