Finding the Fourth Proportional to 11,052,001.65, 16,578,002.48 and 8,341,652.55
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Solution
The fourth proportional to 11,052,001.65, 16,578,002.48 and 8,341,652.55 is: 12,512,478.83
Step by Step Solution
- Step 1: Write the proportion equation
11,052,001.65 : 16,578,002.48 = 8,341,652.55 : x - Step 2: Convert to fraction form
11,052,001.65/16,578,002.48 = 8,341,652.55/x - Step 3: Cross multiply
11,052,001.65x = 16,578,002.48 × 8,341,652.55 - Step 4: Simplify right side
11,052,001.65x = 138,287,936,619,490.06 - Step 5: Solve for x
x = 138,287,936,619,490.06/11,052,001.65 - Step 6: Final answer
x = 12,512,478.83
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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.