Finding the Fourth Proportional to 16,398,251.80, 24,576,641.70 and 6,287,378.20
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Solution
The fourth proportional to 16,398,251.80, 24,576,641.70 and 6,287,378.20 is: 9,423,116.75
Step by Step Solution
- Step 1: Write the proportion equation
16,398,251.80 : 24,576,641.70 = 6,287,378.20 : x - Step 2: Convert to fraction form
16,398,251.80/24,576,641.70 = 6,287,378.20/x - Step 3: Cross multiply
16,398,251.80x = 24,576,641.70 × 6,287,378.20 - Step 4: Simplify right side
16,398,251.80x = 154,522,641,253,790.94 - Step 5: Solve for x
x = 154,522,641,253,790.94/16,398,251.80 - Step 6: Final answer
x = 9,423,116.75
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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.