Finding the Fourth Proportional to 5,092,429.95, 7,027,603.11 and 2,769,372.38
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Solution
The fourth proportional to 5,092,429.95, 7,027,603.11 and 2,769,372.38 is: 3,821,760.95
Step by Step Solution
- Step 1: Write the proportion equation
5,092,429.95 : 7,027,603.11 = 2,769,372.38 : x - Step 2: Convert to fraction form
5,092,429.95/7,027,603.11 = 2,769,372.38/x - Step 3: Cross multiply
5,092,429.95x = 7,027,603.11 × 2,769,372.38 - Step 4: Simplify right side
5,092,429.95x = 19,462,049,915,298.09 - Step 5: Solve for x
x = 19,462,049,915,298.09/5,092,429.95 - Step 6: Final answer
x = 3,821,760.95
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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.