Finding the Fourth Proportional to 7,675,767.37, 11,517,246.45 and 3,783,102.45
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Solution
The fourth proportional to 7,675,767.37, 11,517,246.45 and 3,783,102.45 is: 5,676,425.71
Step by Step Solution
- Step 1: Write the proportion equation
7,675,767.37 : 11,517,246.45 = 3,783,102.45 : x - Step 2: Convert to fraction form
7,675,767.37/11,517,246.45 = 3,783,102.45/x - Step 3: Cross multiply
7,675,767.37x = 11,517,246.45 × 3,783,102.45 - Step 4: Simplify right side
7,675,767.37x = 43,570,923,243,333.30 - Step 5: Solve for x
x = 43,570,923,243,333.30/7,675,767.37 - Step 6: Final answer
x = 5,676,425.71
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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.