Finding the Fourth Proportional to 6,731,065.36, 10,099,750.97 and 3,317,491.09
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Solution
The fourth proportional to 6,731,065.36, 10,099,750.97 and 3,317,491.09 is: 4,977,790.59
Step by Step Solution
- Step 1: Write the proportion equation
6,731,065.36 : 10,099,750.97 = 3,317,491.09 : x - Step 2: Convert to fraction form
6,731,065.36/10,099,750.97 = 3,317,491.09/x - Step 3: Cross multiply
6,731,065.36x = 10,099,750.97 × 3,317,491.09 - Step 4: Simplify right side
6,731,065.36x = 33,505,833,837,606.40 - Step 5: Solve for x
x = 33,505,833,837,606.40/6,731,065.36 - Step 6: Final answer
x = 4,977,790.59
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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.