Finding the Fourth Proportional to 27,564,407.75, 41,372,161.52 and 13,927,138.80
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Solution
The fourth proportional to 27,564,407.75, 41,372,161.52 and 13,927,138.80 is: 20,903,617.49
Step by Step Solution
- Step 1: Write the proportion equation
27,564,407.75 : 41,372,161.52 = 13,927,138.80 : x - Step 2: Convert to fraction form
27,564,407.75/41,372,161.52 = 13,927,138.80/x - Step 3: Cross multiply
27,564,407.75x = 41,372,161.52 × 13,927,138.80 - Step 4: Simplify right side
27,564,407.75x = 576,195,835,945,059 - Step 5: Solve for x
x = 576,195,835,945,059/27,564,407.75 - Step 6: Final answer
x = 20,903,617.49
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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.