Finding the Fourth Proportional to 7,553,081.44, 11,329,611.76 and 3,507,356.92
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Solution
The fourth proportional to 7,553,081.44, 11,329,611.76 and 3,507,356.92 is: 5,261,030.55
Step by Step Solution
- Step 1: Write the proportion equation
7,553,081.44 : 11,329,611.76 = 3,507,356.92 : x - Step 2: Convert to fraction form
7,553,081.44/11,329,611.76 = 3,507,356.92/x - Step 3: Cross multiply
7,553,081.44x = 11,329,611.76 × 3,507,356.92 - Step 4: Simplify right side
7,553,081.44x = 39,736,992,207,349.38 - Step 5: Solve for x
x = 39,736,992,207,349.38/7,553,081.44 - Step 6: Final answer
x = 5,261,030.55
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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.