Finding the Fourth Proportional to 11,080,752.12, 15,295,518.50 and 6,670,682.82
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Solution
The fourth proportional to 11,080,752.12, 15,295,518.50 and 6,670,682.82 is: 9,207,998.82
Step by Step Solution
- Step 1: Write the proportion equation
11,080,752.12 : 15,295,518.50 = 6,670,682.82 : x - Step 2: Convert to fraction form
11,080,752.12/15,295,518.50 = 6,670,682.82/x - Step 3: Cross multiply
11,080,752.12x = 15,295,518.50 × 6,670,682.82 - Step 4: Simplify right side
11,080,752.12x = 102,031,552,447,588.75 - Step 5: Solve for x
x = 102,031,552,447,588.75/11,080,752.12 - Step 6: Final answer
x = 9,207,998.82
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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.