Finding the Fourth Proportional to 8,321,765.70, 12,455,000.55 and 6,040,805.70
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Solution
The fourth proportional to 8,321,765.70, 12,455,000.55 and 6,040,805.70 is: 9,041,138.75
Step by Step Solution
- Step 1: Write the proportion equation
8,321,765.70 : 12,455,000.55 = 6,040,805.70 : x - Step 2: Convert to fraction form
8,321,765.70/12,455,000.55 = 6,040,805.70/x - Step 3: Cross multiply
8,321,765.70x = 12,455,000.55 × 6,040,805.70 - Step 4: Simplify right side
8,321,765.70x = 75,238,238,315,943.14 - Step 5: Solve for x
x = 75,238,238,315,943.14/8,321,765.70 - Step 6: Final answer
x = 9,041,138.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.