Finding the Fourth Proportional to 11,004,885.28, 15,187,215.99 and 6,110,108.03
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Solution
The fourth proportional to 11,004,885.28, 15,187,215.99 and 6,110,108.03 is: 8,432,212.43
Step by Step Solution
- Step 1: Write the proportion equation
11,004,885.28 : 15,187,215.99 = 6,110,108.03 : x - Step 2: Convert to fraction form
11,004,885.28/15,187,215.99 = 6,110,108.03/x - Step 3: Cross multiply
11,004,885.28x = 15,187,215.99 × 6,110,108.03 - Step 4: Simplify right side
11,004,885.28x = 92,795,530,434,724.34 - Step 5: Solve for x
x = 92,795,530,434,724.34/11,004,885.28 - Step 6: Final answer
x = 8,432,212.43
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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.