Finding the Fourth Proportional to 11,419,653.87, 15,760,118.84 and 6,264,011.87
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Solution
The fourth proportional to 11,419,653.87, 15,760,118.84 and 6,264,011.87 is: 8,644,882.99
Step by Step Solution
- Step 1: Write the proportion equation
11,419,653.87 : 15,760,118.84 = 6,264,011.87 : x - Step 2: Convert to fraction form
11,419,653.87/15,760,118.84 = 6,264,011.87/x - Step 3: Cross multiply
11,419,653.87x = 15,760,118.84 × 6,264,011.87 - Step 4: Simplify right side
11,419,653.87x = 98,721,571,541,430.95 - Step 5: Solve for x
x = 98,721,571,541,430.95/11,419,653.87 - Step 6: Final answer
x = 8,644,882.99
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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.