Finding the Fourth Proportional to 11,419,808.06, 15,757,882.69 and 6,525,347.02
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Solution
The fourth proportional to 11,419,808.06, 15,757,882.69 and 6,525,347.02 is: 9,004,148.96
Step by Step Solution
- Step 1: Write the proportion equation
11,419,808.06 : 15,757,882.69 = 6,525,347.02 : x - Step 2: Convert to fraction form
11,419,808.06/15,757,882.69 = 6,525,347.02/x - Step 3: Cross multiply
11,419,808.06x = 15,757,882.69 × 6,525,347.02 - Step 4: Simplify right side
11,419,808.06x = 102,825,652,852,701.08 - Step 5: Solve for x
x = 102,825,652,852,701.08/11,419,808.06 - Step 6: Final answer
x = 9,004,148.96
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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.