Finding the Fourth Proportional to 6,789,206.08, 9,366,811.59 and 3,848,707.90
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Solution
The fourth proportional to 6,789,206.08, 9,366,811.59 and 3,848,707.90 is: 5,309,917.14
Step by Step Solution
- Step 1: Write the proportion equation
6,789,206.08 : 9,366,811.59 = 3,848,707.90 : x - Step 2: Convert to fraction form
6,789,206.08/9,366,811.59 = 3,848,707.90/x - Step 3: Cross multiply
6,789,206.08x = 9,366,811.59 × 3,848,707.90 - Step 4: Simplify right side
6,789,206.08x = 36,050,121,764,244.56 - Step 5: Solve for x
x = 36,050,121,764,244.56/6,789,206.08 - Step 6: Final answer
x = 5,309,917.14
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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.