Finding the Fourth Proportional to 5,615,899.16, 8,425,109.03 and 1,777,951.08
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Solution
The fourth proportional to 5,615,899.16, 8,425,109.03 and 1,777,951.08 is: 2,667,325.62
Step by Step Solution
- Step 1: Write the proportion equation
5,615,899.16 : 8,425,109.03 = 1,777,951.08 : x - Step 2: Convert to fraction form
5,615,899.16/8,425,109.03 = 1,777,951.08/x - Step 3: Cross multiply
5,615,899.16x = 8,425,109.03 × 1,777,951.08 - Step 4: Simplify right side
5,615,899.16x = 14,979,431,690,116.50 - Step 5: Solve for x
x = 14,979,431,690,116.50/5,615,899.16 - Step 6: Final answer
x = 2,667,325.62
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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.