Finding the Fourth Proportional to 33,119,233.80, 49,678,850.70 and 16,939,807.80
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Solution
The fourth proportional to 33,119,233.80, 49,678,850.70 and 16,939,807.80 is: 25,409,711.70
Step by Step Solution
- Step 1: Write the proportion equation
33,119,233.80 : 49,678,850.70 = 16,939,807.80 : x - Step 2: Convert to fraction form
33,119,233.80/49,678,850.70 = 16,939,807.80/x - Step 3: Cross multiply
33,119,233.80x = 49,678,850.70 × 16,939,807.80 - Step 4: Simplify right side
33,119,233.80x = 841,550,182,582,895.50 - Step 5: Solve for x
x = 841,550,182,582,895.50/33,119,233.80 - Step 6: Final answer
x = 25,409,711.70
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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.