Finding the Fourth Proportional to 8,874,234.28, 12,246,403.26 and 4,799,843.56
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Solution
The fourth proportional to 8,874,234.28, 12,246,403.26 and 4,799,843.56 is: 6,623,762.45
Step by Step Solution
- Step 1: Write the proportion equation
8,874,234.28 : 12,246,403.26 = 4,799,843.56 : x - Step 2: Convert to fraction form
8,874,234.28/12,246,403.26 = 4,799,843.56/x - Step 3: Cross multiply
8,874,234.28x = 12,246,403.26 × 4,799,843.56 - Step 4: Simplify right side
8,874,234.28x = 58,780,819,820,674 - Step 5: Solve for x
x = 58,780,819,820,674/8,874,234.28 - Step 6: Final answer
x = 6,623,762.45
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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.