Finding the Fourth Proportional to 16,112,344.96, 22,235,622.83 and 8,769,823.21
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Solution
The fourth proportional to 16,112,344.96, 22,235,622.83 and 8,769,823.21 is: 12,102,675.41
Step by Step Solution
- Step 1: Write the proportion equation
16,112,344.96 : 22,235,622.83 = 8,769,823.21 : x - Step 2: Convert to fraction form
16,112,344.96/22,235,622.83 = 8,769,823.21/x - Step 3: Cross multiply
16,112,344.96x = 22,235,622.83 × 8,769,823.21 - Step 4: Simplify right side
16,112,344.96x = 195,002,481,183,339.88 - Step 5: Solve for x
x = 195,002,481,183,339.88/16,112,344.96 - Step 6: Final answer
x = 12,102,675.41
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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.