Finding the Fourth Proportional to 56,747,912.22, 85,133,840.49 and 18,406,449.18
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Solution
The fourth proportional to 56,747,912.22, 85,133,840.49 and 18,406,449.18 is: 27,613,557.00
Step by Step Solution
- Step 1: Write the proportion equation
56,747,912.22 : 85,133,840.49 = 18,406,449.18 : x - Step 2: Convert to fraction form
56,747,912.22/85,133,840.49 = 18,406,449.18/x - Step 3: Cross multiply
56,747,912.22x = 85,133,840.49 × 18,406,449.18 - Step 4: Simplify right side
56,747,912.22x = 1,567,011,708,477,411.25 - Step 5: Solve for x
x = 1,567,011,708,477,411.25/56,747,912.22 - Step 6: Final answer
x = 27,613,557.00
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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.