Finding the Fourth Proportional to 27,030,778.56, 37,302,177.36 and 14,640,564
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Solution
The fourth proportional to 27,030,778.56, 37,302,177.36 and 14,640,564 is: 20,203,817.43
Step by Step Solution
- Step 1: Write the proportion equation
27,030,778.56 : 37,302,177.36 = 14,640,564 : x - Step 2: Convert to fraction form
27,030,778.56/37,302,177.36 = 14,640,564/x - Step 3: Cross multiply
27,030,778.56x = 37,302,177.36 × 14,640,564 - Step 4: Simplify right side
27,030,778.56x = 546,124,914,978,431.06 - Step 5: Solve for x
x = 546,124,914,978,431.06/27,030,778.56 - Step 6: Final answer
x = 20,203,817.43
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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.