Finding the Fourth Proportional to 11,295,853.76, 15,588,380.64 and 6,139,227.68
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Solution
The fourth proportional to 11,295,853.76, 15,588,380.64 and 6,139,227.68 is: 8,472,189.88
Step by Step Solution
- Step 1: Write the proportion equation
11,295,853.76 : 15,588,380.64 = 6,139,227.68 : x - Step 2: Convert to fraction form
11,295,853.76/15,588,380.64 = 6,139,227.68/x - Step 3: Cross multiply
11,295,853.76x = 15,588,380.64 × 6,139,227.68 - Step 4: Simplify right side
11,295,853.76x = 95,700,617,911,464.11 - Step 5: Solve for x
x = 95,700,617,911,464.11/11,295,853.76 - Step 6: Final answer
x = 8,472,189.88
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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.