Finding the Fourth Proportional to 7,386,438.12, 11,083,558.14 and 5,241,324.44
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Solution
The fourth proportional to 7,386,438.12, 11,083,558.14 and 5,241,324.44 is: 7,864,754.73
Step by Step Solution
- Step 1: Write the proportion equation
7,386,438.12 : 11,083,558.14 = 5,241,324.44 : x - Step 2: Convert to fraction form
7,386,438.12/11,083,558.14 = 5,241,324.44/x - Step 3: Cross multiply
7,386,438.12x = 11,083,558.14 × 5,241,324.44 - Step 4: Simplify right side
7,386,438.12x = 58,092,524,105,925.15 - Step 5: Solve for x
x = 58,092,524,105,925.15/7,386,438.12 - Step 6: Final answer
x = 7,864,754.73
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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.