Finding the Fourth Proportional to 7,775,402.70, 11,662,316.58 and 2,096,201.10
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Solution
The fourth proportional to 7,775,402.70, 11,662,316.58 and 2,096,201.10 is: 3,144,089.35
Step by Step Solution
- Step 1: Write the proportion equation
7,775,402.70 : 11,662,316.58 = 2,096,201.10 : x - Step 2: Convert to fraction form
7,775,402.70/11,662,316.58 = 2,096,201.10/x - Step 3: Cross multiply
7,775,402.70x = 11,662,316.58 × 2,096,201.10 - Step 4: Simplify right side
7,775,402.70x = 24,446,560,843,544.24 - Step 5: Solve for x
x = 24,446,560,843,544.24/7,775,402.70 - Step 6: Final answer
x = 3,144,089.35
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1.5x scale
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.