Finding the Fourth Proportional to 22,409,210.80, 33,617,752.80 and 8,040,620.80
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Solution
The fourth proportional to 22,409,210.80, 33,617,752.80 and 8,040,620.80 is: 12,062,343.69
Step by Step Solution
- Step 1: Write the proportion equation
22,409,210.80 : 33,617,752.80 = 8,040,620.80 : x - Step 2: Convert to fraction form
22,409,210.80/33,617,752.80 = 8,040,620.80/x - Step 3: Cross multiply
22,409,210.80x = 33,617,752.80 × 8,040,620.80 - Step 4: Simplify right side
22,409,210.80x = 270,307,602,412,938.22 - Step 5: Solve for x
x = 270,307,602,412,938.22/22,409,210.80 - Step 6: Final answer
x = 12,062,343.69
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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.