Finding the Fourth Proportional to 11,235,782.31, 15,500,967.92 and 6,525,375.96
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Solution
The fourth proportional to 11,235,782.31, 15,500,967.92 and 6,525,375.96 is: 9,002,456.66
Step by Step Solution
- Step 1: Write the proportion equation
11,235,782.31 : 15,500,967.92 = 6,525,375.96 : x - Step 2: Convert to fraction form
11,235,782.31/15,500,967.92 = 6,525,375.96/x - Step 3: Cross multiply
11,235,782.31x = 15,500,967.92 × 6,525,375.96 - Step 4: Simplify right side
11,235,782.31x = 101,149,643,311,767.48 - Step 5: Solve for x
x = 101,149,643,311,767.48/11,235,782.31 - Step 6: Final answer
x = 9,002,456.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.