Finding the Fourth Proportional to 11,080,754.12, 15,295,521.26 and 6,670,684.82
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Solution
The fourth proportional to 11,080,754.12, 15,295,521.26 and 6,670,684.82 is: 9,208,001.58
Step by Step Solution
- Step 1: Write the proportion equation
11,080,754.12 : 15,295,521.26 = 6,670,684.82 : x - Step 2: Convert to fraction form
11,080,754.12/15,295,521.26 = 6,670,684.82/x - Step 3: Cross multiply
11,080,754.12x = 15,295,521.26 × 6,670,684.82 - Step 4: Simplify right side
11,080,754.12x = 102,031,601,483,069.28 - Step 5: Solve for x
x = 102,031,601,483,069.28/11,080,754.12 - Step 6: Final answer
x = 9,208,001.58
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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.