Finding the Fourth Proportional to 18,325,989.68, 27,447,133.52 and 8,748,094.25
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Solution
The fourth proportional to 18,325,989.68, 27,447,133.52 and 8,748,094.25 is: 13,102,163.38
Step by Step Solution
- Step 1: Write the proportion equation
18,325,989.68 : 27,447,133.52 = 8,748,094.25 : x - Step 2: Convert to fraction form
18,325,989.68/27,447,133.52 = 8,748,094.25/x - Step 3: Cross multiply
18,325,989.68x = 27,447,133.52 × 8,748,094.25 - Step 4: Simplify right side
18,325,989.68x = 240,110,110,744,318.09 - Step 5: Solve for x
x = 240,110,110,744,318.09/18,325,989.68 - Step 6: Final answer
x = 13,102,163.38
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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.