Finding the Fourth Proportional to 11,972,519.66, 16,522,051.47 and 6,540,011.66
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Solution
The fourth proportional to 11,972,519.66, 16,522,051.47 and 6,540,011.66 is: 9,025,202.07
Step by Step Solution
- Step 1: Write the proportion equation
11,972,519.66 : 16,522,051.47 = 6,540,011.66 : x - Step 2: Convert to fraction form
11,972,519.66/16,522,051.47 = 6,540,011.66/x - Step 3: Cross multiply
11,972,519.66x = 16,522,051.47 × 6,540,011.66 - Step 4: Simplify right side
11,972,519.66x = 108,054,409,260,920.14 - Step 5: Solve for x
x = 108,054,409,260,920.14/11,972,519.66 - Step 6: Final answer
x = 9,025,202.07
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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.