Finding the Fourth Proportional to 22,034,620.58, 30,375,728.60 and 15,398,606.31
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Solution
The fourth proportional to 22,034,620.58, 30,375,728.60 and 15,398,606.31 is: 21,227,680.52
Step by Step Solution
- Step 1: Write the proportion equation
22,034,620.58 : 30,375,728.60 = 15,398,606.31 : x - Step 2: Convert to fraction form
22,034,620.58/30,375,728.60 = 15,398,606.31/x - Step 3: Cross multiply
22,034,620.58x = 30,375,728.60 × 15,398,606.31 - Step 4: Simplify right side
22,034,620.58x = 467,743,886,013,814.44 - Step 5: Solve for x
x = 467,743,886,013,814.44/22,034,620.58 - Step 6: Final answer
x = 21,227,680.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.