Finding the Fourth Proportional to 9,690,576.28, 14,542,575.18 and 3,854,163.40
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Solution
The fourth proportional to 9,690,576.28, 14,542,575.18 and 3,854,163.40 is: 5,783,914.12
Step by Step Solution
- Step 1: Write the proportion equation
9,690,576.28 : 14,542,575.18 = 3,854,163.40 : x - Step 2: Convert to fraction form
9,690,576.28/14,542,575.18 = 3,854,163.40/x - Step 3: Cross multiply
9,690,576.28x = 14,542,575.18 × 3,854,163.40 - Step 4: Simplify right side
9,690,576.28x = 56,049,461,000,504.41 - Step 5: Solve for x
x = 56,049,461,000,504.41/9,690,576.28 - Step 6: Final answer
x = 5,783,914.12
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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.