Finding the Fourth Proportional to 38,789,270.12, 58,192,420.44 and 11,497,667.96
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Solution
The fourth proportional to 38,789,270.12, 58,192,420.44 and 11,497,667.96 is: 17,249,025.98
Step by Step Solution
- Step 1: Write the proportion equation
38,789,270.12 : 58,192,420.44 = 11,497,667.96 : x - Step 2: Convert to fraction form
38,789,270.12/58,192,420.44 = 11,497,667.96/x - Step 3: Cross multiply
38,789,270.12x = 58,192,420.44 × 11,497,667.96 - Step 4: Simplify right side
38,789,270.12x = 669,077,128,007,837.12 - Step 5: Solve for x
x = 669,077,128,007,837.12/38,789,270.12 - Step 6: Final answer
x = 17,249,025.98
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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.