Finding the Fourth Proportional to 6,665,707.26, 9,199,424.12 and 3,765,284.96
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Solution
The fourth proportional to 6,665,707.26, 9,199,424.12 and 3,765,284.96 is: 5,196,515.82
Step by Step Solution
- Step 1: Write the proportion equation
6,665,707.26 : 9,199,424.12 = 3,765,284.96 : x - Step 2: Convert to fraction form
6,665,707.26/9,199,424.12 = 3,765,284.96/x - Step 3: Cross multiply
6,665,707.26x = 9,199,424.12 × 3,765,284.96 - Step 4: Simplify right side
6,665,707.26x = 34,638,453,214,873.69 - Step 5: Solve for x
x = 34,638,453,214,873.69/6,665,707.26 - Step 6: Final answer
x = 5,196,515.82
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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.