Finding the Fourth Proportional to 7,451,359.56, 11,181,376.26 and 3,133,097.28
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Solution
The fourth proportional to 7,451,359.56, 11,181,376.26 and 3,133,097.28 is: 4,701,469.48
Step by Step Solution
- Step 1: Write the proportion equation
7,451,359.56 : 11,181,376.26 = 3,133,097.28 : x - Step 2: Convert to fraction form
7,451,359.56/11,181,376.26 = 3,133,097.28/x - Step 3: Cross multiply
7,451,359.56x = 11,181,376.26 × 3,133,097.28 - Step 4: Simplify right side
7,451,359.56x = 35,032,339,546,862.57 - Step 5: Solve for x
x = 35,032,339,546,862.57/7,451,359.56 - Step 6: Final answer
x = 4,701,469.48
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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.