Finding the Fourth Proportional to 11,104,682.91, 15,324,357.36 and 6,209,848.86
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Solution
The fourth proportional to 11,104,682.91, 15,324,357.36 and 6,209,848.86 is: 8,569,532.68
Step by Step Solution
- Step 1: Write the proportion equation
11,104,682.91 : 15,324,357.36 = 6,209,848.86 : x - Step 2: Convert to fraction form
11,104,682.91/15,324,357.36 = 6,209,848.86/x - Step 3: Cross multiply
11,104,682.91x = 15,324,357.36 × 6,209,848.86 - Step 4: Simplify right side
11,104,682.91x = 95,161,943,082,228.61 - Step 5: Solve for x
x = 95,161,943,082,228.61/11,104,682.91 - Step 6: Final answer
x = 8,569,532.68
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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.