Finding the Fourth Proportional to 50,186,420.24, 69,256,939.08 and 27,859,165.52
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Solution
The fourth proportional to 50,186,420.24, 69,256,939.08 and 27,859,165.52 is: 38,445,470.31
Step by Step Solution
- Step 1: Write the proportion equation
50,186,420.24 : 69,256,939.08 = 27,859,165.52 : x - Step 2: Convert to fraction form
50,186,420.24/69,256,939.08 = 27,859,165.52/x - Step 3: Cross multiply
50,186,420.24x = 69,256,939.08 × 27,859,165.52 - Step 4: Simplify right side
50,186,420.24x = 1,929,440,529,238,276.50 - Step 5: Solve for x
x = 1,929,440,529,238,276.50/50,186,420.24 - Step 6: Final answer
x = 38,445,470.31
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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.