Finding the Fourth Proportional to 7,263,459.40, 10,895,189.10 and 2,214,761.80
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Solution
The fourth proportional to 7,263,459.40, 10,895,189.10 and 2,214,761.80 is: 3,322,142.70
Step by Step Solution
- Step 1: Write the proportion equation
7,263,459.40 : 10,895,189.10 = 2,214,761.80 : x - Step 2: Convert to fraction form
7,263,459.40/10,895,189.10 = 2,214,761.80/x - Step 3: Cross multiply
7,263,459.40x = 10,895,189.10 × 2,214,761.80 - Step 4: Simplify right side
7,263,459.40x = 24,130,248,622,456.38 - Step 5: Solve for x
x = 24,130,248,622,456.38/7,263,459.40 - Step 6: Final answer
x = 3,322,142.70
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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.