Finding the Fourth Proportional to 8,958,897.14, 13,438,394.91 and 2,227,311.14
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Solution
The fourth proportional to 8,958,897.14, 13,438,394.91 and 2,227,311.14 is: 3,340,978.94
Step by Step Solution
- Step 1: Write the proportion equation
8,958,897.14 : 13,438,394.91 = 2,227,311.14 : x - Step 2: Convert to fraction form
8,958,897.14/13,438,394.91 = 2,227,311.14/x - Step 3: Cross multiply
8,958,897.14x = 13,438,394.91 × 2,227,311.14 - Step 4: Simplify right side
8,958,897.14x = 29,931,486,686,762.30 - Step 5: Solve for x
x = 29,931,486,686,762.30/8,958,897.14 - Step 6: Final answer
x = 3,340,978.94
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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.