Finding the Fourth Proportional to 7,312,388.08, 10,969,602.84 and 3,051,579.92
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Solution
The fourth proportional to 7,312,388.08, 10,969,602.84 and 3,051,579.92 is: 4,577,795.84
Step by Step Solution
- Step 1: Write the proportion equation
7,312,388.08 : 10,969,602.84 = 3,051,579.92 : x - Step 2: Convert to fraction form
7,312,388.08/10,969,602.84 = 3,051,579.92/x - Step 3: Cross multiply
7,312,388.08x = 10,969,602.84 × 3,051,579.92 - Step 4: Simplify right side
7,312,388.08x = 33,474,619,756,918.97 - Step 5: Solve for x
x = 33,474,619,756,918.97/7,312,388.08 - Step 6: Final answer
x = 4,577,795.84
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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.