Finding the Fourth Proportional to 5,512,430.39, 7,604,774.18 and 3,443,845.50
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Solution
The fourth proportional to 5,512,430.39, 7,604,774.18 and 3,443,845.50 is: 4,751,020.06
Step by Step Solution
- Step 1: Write the proportion equation
5,512,430.39 : 7,604,774.18 = 3,443,845.50 : x - Step 2: Convert to fraction form
5,512,430.39/7,604,774.18 = 3,443,845.50/x - Step 3: Cross multiply
5,512,430.39x = 7,604,774.18 × 3,443,845.50 - Step 4: Simplify right side
5,512,430.39x = 26,189,667,321,089.96 - Step 5: Solve for x
x = 26,189,667,321,089.96/5,512,430.39 - Step 6: Final answer
x = 4,751,020.06
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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.