Finding the Fourth Proportional to 18,184,402.13, 27,281,097.47 and 5,404,853.52
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Solution
The fourth proportional to 18,184,402.13, 27,281,097.47 and 5,404,853.52 is: 8,108,616.09
Step by Step Solution
- Step 1: Write the proportion equation
18,184,402.13 : 27,281,097.47 = 5,404,853.52 : x - Step 2: Convert to fraction form
18,184,402.13/27,281,097.47 = 5,404,853.52/x - Step 3: Cross multiply
18,184,402.13x = 27,281,097.47 × 5,404,853.52 - Step 4: Simplify right side
18,184,402.13x = 147,450,335,703,704.72 - Step 5: Solve for x
x = 147,450,335,703,704.72/18,184,402.13 - Step 6: Final answer
x = 8,108,616.09
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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.