Finding the Fourth Proportional to 27,062,231.37, 40,602,370.86 and 18,000,055.05
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Solution
The fourth proportional to 27,062,231.37, 40,602,370.86 and 18,000,055.05 is: 27,006,084.63
Step by Step Solution
- Step 1: Write the proportion equation
27,062,231.37 : 40,602,370.86 = 18,000,055.05 : x - Step 2: Convert to fraction form
27,062,231.37/40,602,370.86 = 18,000,055.05/x - Step 3: Cross multiply
27,062,231.37x = 40,602,370.86 × 18,000,055.05 - Step 4: Simplify right side
27,062,231.37x = 730,844,910,640,515.88 - Step 5: Solve for x
x = 730,844,910,640,515.88/27,062,231.37 - Step 6: Final answer
x = 27,006,084.63
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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.