Finding the Fourth Proportional to 48,190,546.58, 72,284,440.34 and 13,646,866.65
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Solution
The fourth proportional to 48,190,546.58, 72,284,440.34 and 13,646,866.65 is: 20,469,909.32
Step by Step Solution
- Step 1: Write the proportion equation
48,190,546.58 : 72,284,440.34 = 13,646,866.65 : x - Step 2: Convert to fraction form
48,190,546.58/72,284,440.34 = 13,646,866.65/x - Step 3: Cross multiply
48,190,546.58x = 72,284,440.34 × 13,646,866.65 - Step 4: Simplify right side
48,190,546.58x = 986,456,118,416,066.38 - Step 5: Solve for x
x = 986,456,118,416,066.38/48,190,546.58 - Step 6: Final answer
x = 20,469,909.32
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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.