Finding the Fourth Proportional to 16,168,631.70, 24,252,947.55 and 8,082,855.30
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Solution
The fourth proportional to 16,168,631.70, 24,252,947.55 and 8,082,855.30 is: 12,124,282.95
Step by Step Solution
- Step 1: Write the proportion equation
16,168,631.70 : 24,252,947.55 = 8,082,855.30 : x - Step 2: Convert to fraction form
16,168,631.70/24,252,947.55 = 8,082,855.30/x - Step 3: Cross multiply
16,168,631.70x = 24,252,947.55 × 8,082,855.30 - Step 4: Simplify right side
16,168,631.70x = 196,033,065,645,139.53 - Step 5: Solve for x
x = 196,033,065,645,139.53/16,168,631.70 - Step 6: Final answer
x = 12,124,282.95
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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.