Finding the Fourth Proportional to 36,539,651.74, 54,775,146.57 and 12,261,552.12
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Solution
The fourth proportional to 36,539,651.74, 54,775,146.57 and 12,261,552.12 is: 18,380,807.76
Step by Step Solution
- Step 1: Write the proportion equation
36,539,651.74 : 54,775,146.57 = 12,261,552.12 : x - Step 2: Convert to fraction form
36,539,651.74/54,775,146.57 = 12,261,552.12/x - Step 3: Cross multiply
36,539,651.74x = 54,775,146.57 × 12,261,552.12 - Step 4: Simplify right side
36,539,651.74x = 671,628,314,274,818.50 - Step 5: Solve for x
x = 671,628,314,274,818.50/36,539,651.74 - Step 6: Final answer
x = 18,380,807.76
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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.