Finding the Fourth Proportional to 8,552,727.84, 11,802,769.20 and 4,685,388.96
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Solution
The fourth proportional to 8,552,727.84, 11,802,769.20 and 4,685,388.96 is: 6,465,839.38
Step by Step Solution
- Step 1: Write the proportion equation
8,552,727.84 : 11,802,769.20 = 4,685,388.96 : x - Step 2: Convert to fraction form
8,552,727.84/11,802,769.20 = 4,685,388.96/x - Step 3: Cross multiply
8,552,727.84x = 11,802,769.20 × 4,685,388.96 - Step 4: Simplify right side
8,552,727.84x = 55,300,564,507,108.03 - Step 5: Solve for x
x = 55,300,564,507,108.03/8,552,727.84 - Step 6: Final answer
x = 6,465,839.38
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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.