Finding the Fourth Proportional to 18,387,410.08, 27,571,887.60 and 10,713,534.88
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Solution
The fourth proportional to 18,387,410.08, 27,571,887.60 and 10,713,534.88 is: 16,064,925.85
Step by Step Solution
- Step 1: Write the proportion equation
18,387,410.08 : 27,571,887.60 = 10,713,534.88 : x - Step 2: Convert to fraction form
18,387,410.08/27,571,887.60 = 10,713,534.88/x - Step 3: Cross multiply
18,387,410.08x = 27,571,887.60 × 10,713,534.88 - Step 4: Simplify right side
18,387,410.08x = 295,392,379,510,039.50 - Step 5: Solve for x
x = 295,392,379,510,039.50/18,387,410.08 - Step 6: Final answer
x = 16,064,925.85
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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.