Finding the Fourth Proportional to 14,542,327.36, 20,069,309.64 and 8,015,942.12
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Solution
The fourth proportional to 14,542,327.36, 20,069,309.64 and 8,015,942.12 is: 11,062,495.05
Step by Step Solution
- Step 1: Write the proportion equation
14,542,327.36 : 20,069,309.64 = 8,015,942.12 : x - Step 2: Convert to fraction form
14,542,327.36/20,069,309.64 = 8,015,942.12/x - Step 3: Cross multiply
14,542,327.36x = 20,069,309.64 × 8,015,942.12 - Step 4: Simplify right side
14,542,327.36x = 160,874,424,462,598.03 - Step 5: Solve for x
x = 160,874,424,462,598.03/14,542,327.36 - Step 6: Final answer
x = 11,062,495.05
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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.