Finding the Fourth Proportional to 5,371,066.09, 7,412,165.70 and 2,923,747.48
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Solution
The fourth proportional to 5,371,066.09, 7,412,165.70 and 2,923,747.48 is: 4,034,822.96
Step by Step Solution
- Step 1: Write the proportion equation
5,371,066.09 : 7,412,165.70 = 2,923,747.48 : x - Step 2: Convert to fraction form
5,371,066.09/7,412,165.70 = 2,923,747.48/x - Step 3: Cross multiply
5,371,066.09x = 7,412,165.70 × 2,923,747.48 - Step 4: Simplify right side
5,371,066.09x = 21,671,300,749,656.61 - Step 5: Solve for x
x = 21,671,300,749,656.61/5,371,066.09 - Step 6: Final answer
x = 4,034,822.96
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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.