Finding the Fourth Proportional to 16,128,691.70, 24,193,037.55 and 14,840,986.10
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Solution
The fourth proportional to 16,128,691.70, 24,193,037.55 and 14,840,986.10 is: 22,261,479.15
Step by Step Solution
- Step 1: Write the proportion equation
16,128,691.70 : 24,193,037.55 = 14,840,986.10 : x - Step 2: Convert to fraction form
16,128,691.70/24,193,037.55 = 14,840,986.10/x - Step 3: Cross multiply
16,128,691.70x = 24,193,037.55 × 14,840,986.10 - Step 4: Simplify right side
16,128,691.70x = 359,048,533,996,328.06 - Step 5: Solve for x
x = 359,048,533,996,328.06/16,128,691.70 - Step 6: Final answer
x = 22,261,479.15
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Similar ratio
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1.5x scale
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.