Finding the Fourth Proportional to 25,692,800.15, 38,523,809.29 and 8,177,791.88
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Solution
The fourth proportional to 25,692,800.15, 38,523,809.29 and 8,177,791.88 is: 12,261,789.02
Step by Step Solution
- Step 1: Write the proportion equation
25,692,800.15 : 38,523,809.29 = 8,177,791.88 : x - Step 2: Convert to fraction form
25,692,800.15/38,523,809.29 = 8,177,791.88/x - Step 3: Cross multiply
25,692,800.15x = 38,523,809.29 × 8,177,791.88 - Step 4: Simplify right side
25,692,800.15x = 315,039,694,714,804.94 - Step 5: Solve for x
x = 315,039,694,714,804.94/25,692,800.15 - Step 6: Final answer
x = 12,261,789.02
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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.