Finding the Fourth Proportional to 43,154,382.44, 64,731,615.96 and 12,028,796.12
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Solution
The fourth proportional to 43,154,382.44, 64,731,615.96 and 12,028,796.12 is: 18,043,205.97
Step by Step Solution
- Step 1: Write the proportion equation
43,154,382.44 : 64,731,615.96 = 12,028,796.12 : x - Step 2: Convert to fraction form
43,154,382.44/64,731,615.96 = 12,028,796.12/x - Step 3: Cross multiply
43,154,382.44x = 64,731,615.96 × 12,028,796.12 - Step 4: Simplify right side
43,154,382.44x = 778,643,410,900,978 - Step 5: Solve for x
x = 778,643,410,900,978/43,154,382.44 - Step 6: Final answer
x = 18,043,205.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.