Finding the Fourth Proportional to 22,424,041.80, 30,930,958.62 and 14,149,653.03
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Solution
The fourth proportional to 22,424,041.80, 30,930,958.62 and 14,149,653.03 is: 19,517,548.90
Step by Step Solution
- Step 1: Write the proportion equation
22,424,041.80 : 30,930,958.62 = 14,149,653.03 : x - Step 2: Convert to fraction form
22,424,041.80/30,930,958.62 = 14,149,653.03/x - Step 3: Cross multiply
22,424,041.80x = 30,930,958.62 × 14,149,653.03 - Step 4: Simplify right side
22,424,041.80x = 437,662,332,358,287.62 - Step 5: Solve for x
x = 437,662,332,358,287.62/22,424,041.80 - Step 6: Final answer
x = 19,517,548.90
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.