Finding the Fourth Proportional to 16,119,251.40, 24,178,877.10 and 5,338,216.20
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Solution
The fourth proportional to 16,119,251.40, 24,178,877.10 and 5,338,216.20 is: 8,007,324.30
Step by Step Solution
- Step 1: Write the proportion equation
16,119,251.40 : 24,178,877.10 = 5,338,216.20 : x - Step 2: Convert to fraction form
16,119,251.40/24,178,877.10 = 5,338,216.20/x - Step 3: Cross multiply
16,119,251.40x = 24,178,877.10 × 5,338,216.20 - Step 4: Simplify right side
16,119,251.40x = 129,072,073,433,029.03 - Step 5: Solve for x
x = 129,072,073,433,029.03/16,119,251.40 - Step 6: Final answer
x = 8,007,324.30
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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.