Finding the Fourth Proportional to 22,159,561.96, 33,178,128.76 and 11,353,594.96
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Solution
The fourth proportional to 22,159,561.96, 33,178,128.76 and 11,353,594.96 is: 16,999,028.96
Step by Step Solution
- Step 1: Write the proportion equation
22,159,561.96 : 33,178,128.76 = 11,353,594.96 : x - Step 2: Convert to fraction form
22,159,561.96/33,178,128.76 = 11,353,594.96/x - Step 3: Cross multiply
22,159,561.96x = 33,178,128.76 × 11,353,594.96 - Step 4: Simplify right side
22,159,561.96x = 376,691,035,471,767.12 - Step 5: Solve for x
x = 376,691,035,471,767.12/22,159,561.96 - Step 6: Final answer
x = 16,999,028.96
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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.