Finding the Fourth Proportional to 18,631,660.08, 27,950,114.50 and 6,499,354.12
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Solution
The fourth proportional to 18,631,660.08, 27,950,114.50 and 6,499,354.12 is: 9,749,946.65
Step by Step Solution
- Step 1: Write the proportion equation
18,631,660.08 : 27,950,114.50 = 6,499,354.12 : x - Step 2: Convert to fraction form
18,631,660.08/27,950,114.50 = 6,499,354.12/x - Step 3: Cross multiply
18,631,660.08x = 27,950,114.50 × 6,499,354.12 - Step 4: Simplify right side
18,631,660.08x = 181,657,691,830,046.75 - Step 5: Solve for x
x = 181,657,691,830,046.75/18,631,660.08 - Step 6: Final answer
x = 9,749,946.65
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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.