Finding the Fourth Proportional to 9,589,728.98, 13,234,021.11 and 5,239,097.08
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Solution
The fourth proportional to 9,589,728.98, 13,234,021.11 and 5,239,097.08 is: 7,230,060.56
Step by Step Solution
- Step 1: Write the proportion equation
9,589,728.98 : 13,234,021.11 = 5,239,097.08 : x - Step 2: Convert to fraction form
9,589,728.98/13,234,021.11 = 5,239,097.08/x - Step 3: Cross multiply
9,589,728.98x = 13,234,021.11 × 5,239,097.08 - Step 4: Simplify right side
9,589,728.98x = 69,334,321,320,974.30 - Step 5: Solve for x
x = 69,334,321,320,974.30/9,589,728.98 - Step 6: Final answer
x = 7,230,060.56
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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.