Finding the Fourth Proportional to 10,074,102.03, 15,109,676.70 and 4,955,157.92
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Solution
The fourth proportional to 10,074,102.03, 15,109,676.70 and 4,955,157.92 is: 7,432,010.70
Step by Step Solution
- Step 1: Write the proportion equation
10,074,102.03 : 15,109,676.70 = 4,955,157.92 : x - Step 2: Convert to fraction form
10,074,102.03/15,109,676.70 = 4,955,157.92/x - Step 3: Cross multiply
10,074,102.03x = 15,109,676.70 × 4,955,157.92 - Step 4: Simplify right side
10,074,102.03x = 74,870,834,093,096.08 - Step 5: Solve for x
x = 74,870,834,093,096.08/10,074,102.03 - Step 6: Final answer
x = 7,432,010.70
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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.