Finding the Fourth Proportional to 51,251,761.44, 76,888,935.32 and 14,861,671.11
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Solution
The fourth proportional to 51,251,761.44, 76,888,935.32 and 14,861,671.11 is: 22,295,781.38
Step by Step Solution
- Step 1: Write the proportion equation
51,251,761.44 : 76,888,935.32 = 14,861,671.11 : x - Step 2: Convert to fraction form
51,251,761.44/76,888,935.32 = 14,861,671.11/x - Step 3: Cross multiply
51,251,761.44x = 76,888,935.32 × 14,861,671.11 - Step 4: Simplify right side
51,251,761.44x = 1,142,698,068,649,594.25 - Step 5: Solve for x
x = 1,142,698,068,649,594.25/51,251,761.44 - Step 6: Final answer
x = 22,295,781.38
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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.