Finding the Fourth Proportional to 11,340,981.28, 15,650,932.08 and 6,184,624.96
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Solution
The fourth proportional to 11,340,981.28, 15,650,932.08 and 6,184,624.96 is: 8,534,988.53
Step by Step Solution
- Step 1: Write the proportion equation
11,340,981.28 : 15,650,932.08 = 6,184,624.96 : x - Step 2: Convert to fraction form
11,340,981.28/15,650,932.08 = 6,184,624.96/x - Step 3: Cross multiply
11,340,981.28x = 15,650,932.08 × 6,184,624.96 - Step 4: Simplify right side
11,340,981.28x = 96,795,145,189,232.72 - Step 5: Solve for x
x = 96,795,145,189,232.72/11,340,981.28 - Step 6: Final answer
x = 8,534,988.53
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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.