Finding the Fourth Proportional to 18,196,990.16, 27,286,358.16 and 6,062,187.38
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Solution
The fourth proportional to 18,196,990.16, 27,286,358.16 and 6,062,187.38 is: 9,090,240.45
Step by Step Solution
- Step 1: Write the proportion equation
18,196,990.16 : 27,286,358.16 = 6,062,187.38 : x - Step 2: Convert to fraction form
18,196,990.16/27,286,358.16 = 6,062,187.38/x - Step 3: Cross multiply
18,196,990.16x = 27,286,358.16 × 6,062,187.38 - Step 4: Simplify right side
18,196,990.16x = 165,415,016,083,712.03 - Step 5: Solve for x
x = 165,415,016,083,712.03/18,196,990.16 - Step 6: Final answer
x = 9,090,240.45
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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.