Finding the Fourth Proportional to 7,310,557.36, 10,955,775.84 and 6,225,455.44
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Solution
The fourth proportional to 7,310,557.36, 10,955,775.84 and 6,225,455.44 is: 9,329,616.19
Step by Step Solution
- Step 1: Write the proportion equation
7,310,557.36 : 10,955,775.84 = 6,225,455.44 : x - Step 2: Convert to fraction form
7,310,557.36/10,955,775.84 = 6,225,455.44/x - Step 3: Cross multiply
7,310,557.36x = 10,955,775.84 × 6,225,455.44 - Step 4: Simplify right side
7,310,557.36x = 68,204,694,302,548.57 - Step 5: Solve for x
x = 68,204,694,302,548.57/7,310,557.36 - Step 6: Final answer
x = 9,329,616.19
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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.