Finding the Fourth Proportional to 46,317,178.29, 69,476,265.35 and 13,969,361.13
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Solution
The fourth proportional to 46,317,178.29, 69,476,265.35 and 13,969,361.13 is: 20,954,191.87
Step by Step Solution
- Step 1: Write the proportion equation
46,317,178.29 : 69,476,265.35 = 13,969,361.13 : x - Step 2: Convert to fraction form
46,317,178.29/69,476,265.35 = 13,969,361.13/x - Step 3: Cross multiply
46,317,178.29x = 69,476,265.35 × 13,969,361.13 - Step 4: Simplify right side
46,317,178.29x = 970,539,040,637,855.88 - Step 5: Solve for x
x = 970,539,040,637,855.88/46,317,178.29 - Step 6: Final answer
x = 20,954,191.87
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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.