Finding the Fourth Proportional to 46,396,608.96, 69,603,875.88 and 17,640,508.68
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Solution
The fourth proportional to 46,396,608.96, 69,603,875.88 and 17,640,508.68 is: 26,464,170.64
Step by Step Solution
- Step 1: Write the proportion equation
46,396,608.96 : 69,603,875.88 = 17,640,508.68 : x - Step 2: Convert to fraction form
46,396,608.96/69,603,875.88 = 17,640,508.68/x - Step 3: Cross multiply
46,396,608.96x = 69,603,875.88 × 17,640,508.68 - Step 4: Simplify right side
46,396,608.96x = 1,227,847,776,622,782.50 - Step 5: Solve for x
x = 1,227,847,776,622,782.50/46,396,608.96 - Step 6: Final answer
x = 26,464,170.64
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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.