Finding the Fourth Proportional to 14,317,764.36, 19,758,517.62 and 7,879,236.36
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Solution
The fourth proportional to 14,317,764.36, 19,758,517.62 and 7,879,236.36 is: 10,873,347.72
Step by Step Solution
- Step 1: Write the proportion equation
14,317,764.36 : 19,758,517.62 = 7,879,236.36 : x - Step 2: Convert to fraction form
14,317,764.36/19,758,517.62 = 7,879,236.36/x - Step 3: Cross multiply
14,317,764.36x = 19,758,517.62 × 7,879,236.36 - Step 4: Simplify right side
14,317,764.36x = 155,682,030,451,204.69 - Step 5: Solve for x
x = 155,682,030,451,204.69/14,317,764.36 - Step 6: Final answer
x = 10,873,347.72
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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.