Finding the Fourth Proportional to 11,583,354.32, 15,981,069.60 and 6,618,233.12
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Solution
The fourth proportional to 11,583,354.32, 15,981,069.60 and 6,618,233.12 is: 9,130,899.50
Step by Step Solution
- Step 1: Write the proportion equation
11,583,354.32 : 15,981,069.60 = 6,618,233.12 : x - Step 2: Convert to fraction form
11,583,354.32/15,981,069.60 = 6,618,233.12/x - Step 3: Cross multiply
11,583,354.32x = 15,981,069.60 × 6,618,233.12 - Step 4: Simplify right side
11,583,354.32x = 105,766,444,119,745.16 - Step 5: Solve for x
x = 105,766,444,119,745.16/11,583,354.32 - Step 6: Final answer
x = 9,130,899.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.