Finding the Fourth Proportional to 39,544,161.28, 54,576,671.70 and 22,141,627.96
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Solution
The fourth proportional to 39,544,161.28, 54,576,671.70 and 22,141,627.96 is: 30,558,654.45
Step by Step Solution
- Step 1: Write the proportion equation
39,544,161.28 : 54,576,671.70 = 22,141,627.96 : x - Step 2: Convert to fraction form
39,544,161.28/54,576,671.70 = 22,141,627.96/x - Step 3: Cross multiply
39,544,161.28x = 54,576,671.70 × 22,141,627.96 - Step 4: Simplify right side
39,544,161.28x = 1,208,416,360,076,460.75 - Step 5: Solve for x
x = 1,208,416,360,076,460.75/39,544,161.28 - Step 6: Final answer
x = 30,558,654.45
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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.