Finding the Fourth Proportional to 51,122,440.32, 70,539,470.64 and 29,094,630.05
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Solution
The fourth proportional to 51,122,440.32, 70,539,470.64 and 29,094,630.05 is: 40,145,184.56
Step by Step Solution
- Step 1: Write the proportion equation
51,122,440.32 : 70,539,470.64 = 29,094,630.05 : x - Step 2: Convert to fraction form
51,122,440.32/70,539,470.64 = 29,094,630.05/x - Step 3: Cross multiply
51,122,440.32x = 70,539,470.64 × 29,094,630.05 - Step 4: Simplify right side
51,122,440.32x = 2,052,319,801,840,939.50 - Step 5: Solve for x
x = 2,052,319,801,840,939.50/51,122,440.32 - Step 6: Final answer
x = 40,145,184.56
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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.