Finding the Fourth Proportional to 7,675,767.62, 11,517,246.82 and 3,783,102.70
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Solution
The fourth proportional to 7,675,767.62, 11,517,246.82 and 3,783,102.70 is: 5,676,426.09
Step by Step Solution
- Step 1: Write the proportion equation
7,675,767.62 : 11,517,246.82 = 3,783,102.70 : x - Step 2: Convert to fraction form
7,675,767.62/11,517,246.82 = 3,783,102.70/x - Step 3: Cross multiply
7,675,767.62x = 11,517,246.82 × 3,783,102.70 - Step 4: Simplify right side
7,675,767.62x = 43,570,927,541,308.41 - Step 5: Solve for x
x = 43,570,927,541,308.41/7,675,767.62 - Step 6: Final answer
x = 5,676,426.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.